68089120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3517}}^1$

素因数の和:3554

約数の個数: 72

約数和(自身を含む): 176863932

約数和(自身を除く): 108774812

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3517, 3872, 4840, 7034, 9680, 14068, 17585, 19360, 28136, 35170, 38687, 56272, 70340, 77374, 112544, 140680, 154748, 193435, 281360, 309496, 386870, 425557, 562720, 618992, 773740, 851114, 1237984, 1547480, 1702228, 2127785, 3094960, 3404456, 4255570, 6189920, 6808912, 8511140, 13617824, 17022280, 34044560, 68089120]

約数ペア:

[(1, 68089120), (2, 34044560), (4, 17022280), (5, 13617824), (8, 8511140), (10, 6808912), (11, 6189920), (16, 4255570), (20, 3404456), (22, 3094960), (32, 2127785), (40, 1702228), (44, 1547480), (55, 1237984), (80, 851114), (88, 773740), (110, 618992), (121, 562720), (160, 425557), (176, 386870), (220, 309496), (242, 281360), (352, 193435), (440, 154748), (484, 140680), (605, 112544), (880, 77374), (968, 70340), (1210, 56272), (1760, 38687), (1936, 35170), (2420, 28136), (3517, 19360), (3872, 17585), (4840, 14068), (7034, 9680)]