139849080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166487}}^1$

素因数の和:166508

約数の個数: 64

約数和(自身を含む): 479485440

約数和(自身を除く): 339636360

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, 166487, 332974, 499461, 665948, 832435, 998922, 1165409, 1331896, 1664870, 1997844, 2330818, 2497305, 3329740, 3496227, 3995688, 4661636, 4994610, 5827045, 6659480, 6992454, 9323272, 9989220, 11654090, 13984908, 17481135, 19978440, 23308180, 27969816, 34962270, 46616360, 69924540, 139849080]

約数ペア:

[(1, 139849080), (2, 69924540), (3, 46616360), (4, 34962270), (5, 27969816), (6, 23308180), (7, 19978440), (8, 17481135), (10, 13984908), (12, 11654090), (14, 9989220), (15, 9323272), (20, 6992454), (21, 6659480), (24, 5827045), (28, 4994610), (30, 4661636), (35, 3995688), (40, 3496227), (42, 3329740), (56, 2497305), (60, 2330818), (70, 1997844), (84, 1664870), (105, 1331896), (120, 1165409), (140, 998922), (168, 832435), (210, 665948), (280, 499461), (420, 332974), (840, 166487)]