31651440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3126

約数の個数: 80

約数和(自身を含む): 100434048

約数和(自身を除く): 68782608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3067, 3440, 5160, 6134, 9201, 10320, 12268, 15335, 18402, 24536, 30670, 36804, 46005, 49072, 61340, 73608, 92010, 122680, 131881, 147216, 184020, 245360, 263762, 368040, 395643, 527524, 659405, 736080, 791286, 1055048, 1318810, 1582572, 1978215, 2110096, 2637620, 3165144, 3956430, 5275240, 6330288, 7912860, 10550480, 15825720, 31651440]

約数ペア:

[(1, 31651440), (2, 15825720), (3, 10550480), (4, 7912860), (5, 6330288), (6, 5275240), (8, 3956430), (10, 3165144), (12, 2637620), (15, 2110096), (16, 1978215), (20, 1582572), (24, 1318810), (30, 1055048), (40, 791286), (43, 736080), (48, 659405), (60, 527524), (80, 395643), (86, 368040), (120, 263762), (129, 245360), (172, 184020), (215, 147216), (240, 131881), (258, 122680), (344, 92010), (430, 73608), (516, 61340), (645, 49072), (688, 46005), (860, 36804), (1032, 30670), (1290, 24536), (1720, 18402), (2064, 15335), (2580, 12268), (3067, 10320), (3440, 9201), (5160, 6134)]