151021160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87803}}^1$

素因数の和:87857

約数の個数: 32

約数和(自身を含む): 347703840

約数和(自身を除く): 196682680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 87803, 175606, 351212, 439015, 702424, 878030, 1756060, 3512120, 3775529, 7551058, 15102116, 18877645, 30204232, 37755290, 75510580, 151021160]

約数ペア:

[(1, 151021160), (2, 75510580), (4, 37755290), (5, 30204232), (8, 18877645), (10, 15102116), (20, 7551058), (40, 3775529), (43, 3512120), (86, 1756060), (172, 878030), (215, 702424), (344, 439015), (430, 351212), (860, 175606), (1720, 87803)]