Top Mersenne exponents with the most known factors:
Exponent range: - , number of factors between and

Known
Factors
Exponent
Count
112
913
846
7250
61,482
58,431
442,089
Exponent # Known Factors Sum Bitsize of Known FactorsLargest factor (bits) % Known PrimeNetGPU72actual
M1,15151,151.00461.0599.9999657015%240 244
M2,24352,243.001,577.5699.9999824704%240 244

M1,08771,087.00433.7699.9998987754%240 244

M31,8179649.29134.152.0406920828%240 244

M1,00971,009.00382.66100.0000000000%240 244
M3,8537582.24142.4715.1112899040%240 244

M150,5519572.26101.240.3801097303%240 244

M9475947.00374.80100.0000000000%240 244

M9914991.00453.7699.9999700798%240 244

M8775877.00353.53100.0000000000%240 244

M9,100,91911521.5180.160.0057302455%264 268

M1,09341,093.00571.52100.0000000000%240 244

M8275827.00306.1699.9999631114%240 244

M7976797.00279.7299.9998991982%240 244
M1,4896512.26176.0034.4030221625%240 244

M1,18751,187.00676.15100.0000000000%240 244

M757,6519506.5583.830.0668572997%240 244

M2,08762,087.001,587.52100.0000000000%240 244

M7,508,98111495.9480.000.0066046378%263 267

M401,9577489.7992.700.1218513423%240 244

M599,8039485.15101.230.0808842237%240 244

M12,4217478.73142.923.8542307383%240 244

M3,9116475.57151.4212.1597545385%240 244
M8,7136473.71121.625.4368185470%240 244

M7735773.00300.0399.9999605384%240 244
M5,1535471.39119.439.1478944304%240 244

M35,4236469.23120.271.3246562968%240 244

M229,7118459.11107.550.1998641772%240 244
M473,2198457.8277.730.0967459041%240 244

M1,18141,181.00724.1499.9999662162%240 244

M71,9335456.04131.550.6339718905%240 244

M20,4798455.78113.222.2255920699%240 244

M9,90169,901.009,445.55100.0000000000%240 244

M2,78952,790.032,335.32100.0000000000%240 244

M1,01941,019.00566.69100.0000000000%240 244

M19,7937451.83106.592.2827514778%240 244

M1,7874451.72148.2225.2782876329%240 244

M21,6116449.17109.072.0784091435%240 244

M9,8837448.58128.414.5388748356%240 244

M1,4816448.43152.5530.2790681972%240 244
M6,3176447.18121.597.0790090233%240 244
M5,5636445.85134.478.0144706094%240 244

M457,7399445.7286.890.0973751417%240 244
M111,2699445.0379.650.3999613549%240 244
M1,938,3179444.6483.790.0229392303%258 262

M9535953.00514.07100.0000000000%240 244

M10,8896436.10120.504.0049499495%240 244

M5,5015434.33137.987.8954917288%240 244
M68,0875433.93109.730.6373125560%240 244

M2,3396432.76160.7118.5017101325%240 244
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