668800600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 1723684320

約数和(自身を除く): 1054883720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 47, 50, 52, 65, 94, 100, 104, 130, 169, 188, 200, 235, 260, 325, 338, 376, 421, 470, 520, 611, 650, 676, 842, 845, 940, 1175, 1222, 1300, 1352, 1684, 1690, 1880, 2105, 2350, 2444, 2600, 3055, 3368, 3380, 4210, 4225, 4700, 4888, 5473, 6110, 6760, 7943, 8420, 8450, 9400, 10525, 10946, 12220, 15275, 15886, 16840, 16900, 19787, 21050, 21892, 24440, 27365, 30550, 31772, 33800, 39574, 39715, 42100, 43784, 54730, 61100, 63544, 71149, 79148, 79430, 84200, 98935, 109460, 122200, 136825, 142298, 158296, 158860, 197870, 198575, 218920, 257231, 273650, 284596, 317720, 355745, 395740, 397150, 494675, 514462, 547300, 569192, 711490, 791480, 794300, 989350, 1028924, 1094600, 1286155, 1422980, 1588600, 1778725, 1978700, 2057848, 2572310, 2845960, 3344003, 3557450, 3957400, 5144620, 6430775, 6688006, 7114900, 10289240, 12861550, 13376012, 14229800, 16720015, 25723100, 26752024, 33440030, 51446200, 66880060, 83600075, 133760120, 167200150, 334400300, 668800600]

約数ペア:

[(1, 668800600), (2, 334400300), (4, 167200150), (5, 133760120), (8, 83600075), (10, 66880060), (13, 51446200), (20, 33440030), (25, 26752024), (26, 25723100), (40, 16720015), (47, 14229800), (50, 13376012), (52, 12861550), (65, 10289240), (94, 7114900), (100, 6688006), (104, 6430775), (130, 5144620), (169, 3957400), (188, 3557450), (200, 3344003), (235, 2845960), (260, 2572310), (325, 2057848), (338, 1978700), (376, 1778725), (421, 1588600), (470, 1422980), (520, 1286155), (611, 1094600), (650, 1028924), (676, 989350), (842, 794300), (845, 791480), (940, 711490), (1175, 569192), (1222, 547300), (1300, 514462), (1352, 494675), (1684, 397150), (1690, 395740), (1880, 355745), (2105, 317720), (2350, 284596), (2444, 273650), (2600, 257231), (3055, 218920), (3368, 198575), (3380, 197870), (4210, 158860), (4225, 158296), (4700, 142298), (4888, 136825), (5473, 122200), (6110, 109460), (6760, 98935), (7943, 84200), (8420, 79430), (8450, 79148), (9400, 71149), (10525, 63544), (10946, 61100), (12220, 54730), (15275, 43784), (15886, 42100), (16840, 39715), (16900, 39574), (19787, 33800), (21050, 31772), (21892, 30550), (24440, 27365)]