145438440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173141}}^1$

素因数の和:173162

約数の個数: 64

約数和(自身を含む): 498648960

約数和(自身を除く): 353210520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 173141, 346282, 519423, 692564, 865705, 1038846, 1211987, 1385128, 1731410, 2077692, 2423974, 2597115, 3462820, 3635961, 4155384, 4847948, 5194230, 6059935, 6925640, 7271922, 9695896, 10388460, 12119870, 14543844, 18179805, 20776920, 24239740, 29087688, 36359610, 48479480, 72719220, 145438440]

約数ペア:

[(1, 145438440), (2, 72719220), (3, 48479480), (4, 36359610), (5, 29087688), (6, 24239740), (7, 20776920), (8, 18179805), (10, 14543844), (12, 12119870), (14, 10388460), (15, 9695896), (20, 7271922), (21, 6925640), (24, 6059935), (28, 5194230), (30, 4847948), (35, 4155384), (40, 3635961), (42, 3462820), (56, 2597115), (60, 2423974), (70, 2077692), (84, 1731410), (105, 1385128), (120, 1211987), (140, 1038846), (168, 865705), (210, 692564), (280, 519423), (420, 346282), (840, 173141)]