321870016

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:246

約数の個数: 112

約数和(自身を含む): 716889600

約数和(自身を除く): 395019584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 79, 83, 104, 118, 158, 166, 208, 236, 316, 332, 416, 472, 632, 664, 767, 832, 944, 1027, 1079, 1264, 1328, 1534, 1888, 2054, 2158, 2528, 2656, 3068, 3776, 4108, 4316, 4661, 4897, 5056, 5312, 6136, 6557, 8216, 8632, 9322, 9794, 12272, 13114, 16432, 17264, 18644, 19588, 24544, 26228, 32864, 34528, 37288, 39176, 49088, 52456, 60593, 63661, 65728, 69056, 74576, 78352, 85241, 104912, 121186, 127322, 149152, 156704, 170482, 209824, 242372, 254644, 298304, 313408, 340964, 386863, 419648, 484744, 509288, 681928, 773726, 969488, 1018576, 1363856, 1547452, 1938976, 2037152, 2727712, 3094904, 3877952, 4074304, 5029219, 5455424, 6189808, 10058438, 12379616, 20116876, 24759232, 40233752, 80467504, 160935008, 321870016]

約数ペア:

[(1, 321870016), (2, 160935008), (4, 80467504), (8, 40233752), (13, 24759232), (16, 20116876), (26, 12379616), (32, 10058438), (52, 6189808), (59, 5455424), (64, 5029219), (79, 4074304), (83, 3877952), (104, 3094904), (118, 2727712), (158, 2037152), (166, 1938976), (208, 1547452), (236, 1363856), (316, 1018576), (332, 969488), (416, 773726), (472, 681928), (632, 509288), (664, 484744), (767, 419648), (832, 386863), (944, 340964), (1027, 313408), (1079, 298304), (1264, 254644), (1328, 242372), (1534, 209824), (1888, 170482), (2054, 156704), (2158, 149152), (2528, 127322), (2656, 121186), (3068, 104912), (3776, 85241), (4108, 78352), (4316, 74576), (4661, 69056), (4897, 65728), (5056, 63661), (5312, 60593), (6136, 52456), (6557, 49088), (8216, 39176), (8632, 37288), (9322, 34528), (9794, 32864), (12272, 26228), (13114, 24544), (16432, 19588), (17264, 18644)]