12390808080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{7375481}}^1$

素因数の和:7375504

約数の個数: 80

約数和(自身を含む): 43898868864

約数和(自身を除く): 31508060784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 7375481, 14750962, 22126443, 29501924, 36877405, 44252886, 51628367, 59003848, 73754810, 88505772, 103256734, 110632215, 118007696, 147509620, 154885101, 177011544, 206513468, 221264430, 258141835, 295019240, 309770202, 354023088, 413026936, 442528860, 516283670, 590038480, 619540404, 774425505, 826053872, 885057720, 1032567340, 1239080808, 1548851010, 1770115440, 2065134680, 2478161616, 3097702020, 4130269360, 6195404040, 12390808080]

約数ペア:

[(1, 12390808080), (2, 6195404040), (3, 4130269360), (4, 3097702020), (5, 2478161616), (6, 2065134680), (7, 1770115440), (8, 1548851010), (10, 1239080808), (12, 1032567340), (14, 885057720), (15, 826053872), (16, 774425505), (20, 619540404), (21, 590038480), (24, 516283670), (28, 442528860), (30, 413026936), (35, 354023088), (40, 309770202), (42, 295019240), (48, 258141835), (56, 221264430), (60, 206513468), (70, 177011544), (80, 154885101), (84, 147509620), (105, 118007696), (112, 110632215), (120, 103256734), (140, 88505772), (168, 73754810), (210, 59003848), (240, 51628367), (280, 44252886), (336, 36877405), (420, 29501924), (560, 22126443), (840, 14750962), (1680, 7375481)]