123918160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1796

約数の個数: 80

約数和(自身を含む): 307837440

約数和(自身を除く): 183919280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1723, 1798, 2320, 2480, 3446, 3596, 4495, 6892, 7192, 8615, 8990, 13784, 14384, 17230, 17980, 27568, 34460, 35960, 49967, 53413, 68920, 71920, 99934, 106826, 137840, 199868, 213652, 249835, 267065, 399736, 427304, 499670, 534130, 799472, 854608, 999340, 1068260, 1548977, 1998680, 2136520, 3097954, 3997360, 4273040, 6195908, 7744885, 12391816, 15489770, 24783632, 30979540, 61959080, 123918160]

約数ペア:

[(1, 123918160), (2, 61959080), (4, 30979540), (5, 24783632), (8, 15489770), (10, 12391816), (16, 7744885), (20, 6195908), (29, 4273040), (31, 3997360), (40, 3097954), (58, 2136520), (62, 1998680), (80, 1548977), (116, 1068260), (124, 999340), (145, 854608), (155, 799472), (232, 534130), (248, 499670), (290, 427304), (310, 399736), (464, 267065), (496, 249835), (580, 213652), (620, 199868), (899, 137840), (1160, 106826), (1240, 99934), (1723, 71920), (1798, 68920), (2320, 53413), (2480, 49967), (3446, 35960), (3596, 34460), (4495, 27568), (6892, 17980), (7192, 17230), (8615, 14384), (8990, 13784)]