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

Known
Factors
Exponent
Count
72,274
Exponent # Known FactorsSum Bitsize of Known Factors Largest factor (bits) % Known PrimeNetGPU72actual
M4917491.00133.44100.0000000000%240 244
M7437743.00338.13100.0000000000%240 244
M7977797.00279.72100.0000000000%240 244
M1,09771,097.00727.84100.0000000000%240 244
M1,36171,361.001,081.3499.9999821609%240 244
M2,08772,087.001,587.5299.9999983926%240 244
M2,3897347.54114.3714.5473794083%240 244
M2,67772,677.002,378.70100.0000000000%240 244
M3,8537582.24142.4715.1112975626%240 244
M4,2117305.89114.157.2641714748%240 244
M4,3737321.4068.327.3497423636%240 244
M6,9777278.4873.803.9914291174%240 244
M6,9977428.63131.746.1258409701%240 244
M9,6137325.19110.283.3827995924%240 244
M9,8837448.58128.414.5388748057%240 244
M9,90179,901.009,445.5599.9999996387%240 244
M12,4217478.73142.923.8542275407%240 244
M16,1397400.74117.282.4830484216%240 244
M19,7937451.83106.592.2827523582%240 244
M27,1437178.7540.700.6585314222%240 244
M29,5877242.5071.810.8196200930%240 244
M46,8117387.15101.800.8270538277%240 244
M59,7077413.26110.270.6921510008%240 244
M63,6717355.31100.040.5580448735%240 244
M78,1377320.2491.560.4098448498%240 244
M80,3297356.5086.660.4438028502%240 244
M95,8917308.6269.960.3218470991%240 244
M96,6977371.7687.800.3844570239%240 244
M98,1237378.61109.630.3858509080%240 244
M98,6697385.4998.070.3906909167%240 244
M116,5797341.5783.600.2929941265%240 244
M121,0217244.2551.680.2018266421%240 244
M122,4537393.2693.080.3211502274%240 244
M132,5237330.3978.360.2493053151%240 244
M140,9777334.2586.550.2370946069%240 244
M144,2597373.0294.420.2585762611%240 244
M157,3937290.1567.960.1843461785%240 244
M162,6417294.5472.930.1810990590%240 244
M170,0037361.3491.770.2125479411%240 244
M172,6197321.3372.980.1861525262%240 244
M182,1417323.0264.840.1773446968%240 244
M184,5177332.6188.040.1802600841%240 244
M222,7877363.8192.340.1633016966%240 244
M225,2577357.7187.460.1588025445%240 244
M245,7117333.1469.450.1355813697%240 244
M250,7517360.1486.290.1436238763%240 244
M260,5437372.4981.930.1429665583%240 244
M265,6077362.3780.480.1364315507%240 244
M267,8337342.7581.520.1279722259%240 244
M269,0637320.9984.350.1192982379%240 244
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