120190408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 259202160

約数和(自身を除く): 139011752

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 157, 221, 314, 433, 442, 628, 866, 884, 1256, 1732, 1768, 2041, 2669, 3464, 4082, 5338, 5629, 7361, 8164, 10676, 11258, 14722, 16328, 21352, 22516, 29444, 34697, 45032, 58888, 67981, 69394, 95693, 135962, 138788, 191386, 271924, 277576, 382772, 543848, 765544, 883753, 1155677, 1767506, 2311354, 3535012, 4622708, 7070024, 9245416, 15023801, 30047602, 60095204, 120190408]

約数ペア:

[(1, 120190408), (2, 60095204), (4, 30047602), (8, 15023801), (13, 9245416), (17, 7070024), (26, 4622708), (34, 3535012), (52, 2311354), (68, 1767506), (104, 1155677), (136, 883753), (157, 765544), (221, 543848), (314, 382772), (433, 277576), (442, 271924), (628, 191386), (866, 138788), (884, 135962), (1256, 95693), (1732, 69394), (1768, 67981), (2041, 58888), (2669, 45032), (3464, 34697), (4082, 29444), (5338, 22516), (5629, 21352), (7361, 16328), (8164, 14722), (10676, 11258)]