123465560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5857}}^1$

素因数の和:5916

約数の個数: 64

約数和(自身を含む): 303678720

約数和(自身を除く): 180213160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 5857, 10540, 11714, 21080, 23428, 29285, 46856, 58570, 99569, 117140, 181567, 199138, 234280, 363134, 398276, 497845, 726268, 796552, 907835, 995690, 1452536, 1815670, 1991380, 3086639, 3631340, 3982760, 6173278, 7262680, 12346556, 15433195, 24693112, 30866390, 61732780, 123465560]

約数ペア:

[(1, 123465560), (2, 61732780), (4, 30866390), (5, 24693112), (8, 15433195), (10, 12346556), (17, 7262680), (20, 6173278), (31, 3982760), (34, 3631340), (40, 3086639), (62, 1991380), (68, 1815670), (85, 1452536), (124, 995690), (136, 907835), (155, 796552), (170, 726268), (248, 497845), (310, 398276), (340, 363134), (527, 234280), (620, 199138), (680, 181567), (1054, 117140), (1240, 99569), (2108, 58570), (2635, 46856), (4216, 29285), (5270, 23428), (5857, 21080), (10540, 11714)]