71765820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{56957}}^1$

素因数の和:56979

約数の個数: 72

約数和(自身を含む): 248792544

約数和(自身を除く): 177026724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 56957, 113914, 170871, 227828, 284785, 341742, 398699, 512613, 569570, 683484, 797398, 854355, 1025226, 1139140, 1196097, 1594796, 1708710, 1993495, 2050452, 2392194, 2563065, 3417420, 3588291, 3986990, 4784388, 5126130, 5980485, 7176582, 7973980, 10252260, 11960970, 14353164, 17941455, 23921940, 35882910, 71765820]

約数ペア:

[(1, 71765820), (2, 35882910), (3, 23921940), (4, 17941455), (5, 14353164), (6, 11960970), (7, 10252260), (9, 7973980), (10, 7176582), (12, 5980485), (14, 5126130), (15, 4784388), (18, 3986990), (20, 3588291), (21, 3417420), (28, 2563065), (30, 2392194), (35, 2050452), (36, 1993495), (42, 1708710), (45, 1594796), (60, 1196097), (63, 1139140), (70, 1025226), (84, 854355), (90, 797398), (105, 683484), (126, 569570), (140, 512613), (180, 398699), (210, 341742), (252, 284785), (315, 227828), (420, 170871), (630, 113914), (1260, 56957)]