138649920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{144427}}^1$

素因数の和:144447

約数の個数: 56

約数和(自身を含む): 440216544

約数和(自身を除く): 301566624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 144427, 288854, 433281, 577708, 722135, 866562, 1155416, 1444270, 1733124, 2166405, 2310832, 2888540, 3466248, 4332810, 4621664, 5777080, 6932496, 8665620, 9243328, 11554160, 13864992, 17331240, 23108320, 27729984, 34662480, 46216640, 69324960, 138649920]

約数ペア:

[(1, 138649920), (2, 69324960), (3, 46216640), (4, 34662480), (5, 27729984), (6, 23108320), (8, 17331240), (10, 13864992), (12, 11554160), (15, 9243328), (16, 8665620), (20, 6932496), (24, 5777080), (30, 4621664), (32, 4332810), (40, 3466248), (48, 2888540), (60, 2310832), (64, 2166405), (80, 1733124), (96, 1444270), (120, 1155416), (160, 866562), (192, 722135), (240, 577708), (320, 433281), (480, 288854), (960, 144427)]