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

Known
Factors
Exponent
Count
71,759
Exponent # Known FactorsSum Bitsize of Known Factors Largest factor (bits) % Known PrimeNetGPU72actual
M4917491.00133.44100.0000000000%240 244
M7437743.00338.13100.0000000000%240 244
M7977797.00279.7299.9998991982%240 244
M1,09771,097.00727.84100.0000000000%240 244
M1,36171,361.001,081.3499.9999488377%240 244
M2,08772,087.001,587.52100.0000000000%240 244
M2,3897347.54114.3714.5473838426%240 244
M2,67772,677.002,378.70100.0000000000%240 244
M3,8537582.24142.4715.1112899040%240 244
M4,2117305.89114.157.2641652814%240 244
M4,3737321.4068.327.3497370226%240 244
M6,9777278.4873.803.9914289809%240 244
M6,9977428.63131.746.1258396456%240 244
M9,6137325.19110.283.3828045355%240 244
M9,8837448.58128.414.5388748356%240 244
M9,90179,901.009,445.55100.0000000000%240 244
M12,4217478.73142.923.8542307383%240 244
M16,1397400.74117.282.4830472768%240 244
M19,7937451.83106.592.2827514778%240 244
M27,1437178.7540.700.6585307446%240 244
M29,5877242.5071.810.8196201034%240 244
M46,8117387.15101.800.8270534703%240 244
M78,1377320.2491.560.4098442479%240 244
M80,3297356.5086.660.4438023628%240 244
M95,8917308.6269.960.3218466801%240 244
M96,6977371.7687.800.3844566015%240 244
M98,1237378.61109.630.3858504122%240 244
M98,6697385.4998.070.3906910985%240 244
M116,5797341.5783.600.2929944501%240 244
M121,0217244.2551.680.2018269557%240 244
M122,4537393.2693.080.3211501556%240 244
M132,5237330.3978.360.2493054036%240 244
M140,9777334.2586.550.2370947034%240 244
M144,2597373.0294.420.2585765879%240 244
M157,3937290.1567.960.1843461907%240 244
M162,6417294.5472.930.1810988619%240 244
M172,6197321.3472.980.1861527410%240 244
M182,1417323.0264.840.1773444749%240 244
M184,5177332.6188.040.1802603554%240 244
M222,7877363.8292.340.1633017187%240 244
M225,2577357.7187.460.1588026121%240 244
M245,7117333.1469.450.1355812316%240 244
M250,7517360.1486.290.1436237542%240 244
M260,5437372.4981.930.1429664201%240 244
M265,6077362.3780.480.1364316453%240 244
M267,8337342.7581.520.1279722812%240 244
M269,0637320.9984.350.1192980826%240 244
M281,6637279.1580.530.0991070890%240 244
M297,0837396.7487.620.1335448343%240 244
M302,7797413.22102.960.1364744583%240 244
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