20161115880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3907193}}^1$

素因数の和:3907250

約数の個数: 64

約数和(自身を含む): 61889952960

約数和(自身を除く): 41728837080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 3907193, 7814386, 11721579, 15628772, 19535965, 23443158, 31257544, 39071930, 46886316, 58607895, 78143860, 93772632, 117215790, 156287720, 168009299, 234431580, 336018598, 468863160, 504027897, 672037196, 840046495, 1008055794, 1344074392, 1680092990, 2016111588, 2520139485, 3360185980, 4032223176, 5040278970, 6720371960, 10080557940, 20161115880]

約数ペア:

[(1, 20161115880), (2, 10080557940), (3, 6720371960), (4, 5040278970), (5, 4032223176), (6, 3360185980), (8, 2520139485), (10, 2016111588), (12, 1680092990), (15, 1344074392), (20, 1008055794), (24, 840046495), (30, 672037196), (40, 504027897), (43, 468863160), (60, 336018598), (86, 234431580), (120, 168009299), (129, 156287720), (172, 117215790), (215, 93772632), (258, 78143860), (344, 58607895), (430, 46886316), (516, 39071930), (645, 31257544), (860, 23443158), (1032, 19535965), (1290, 15628772), (1720, 11721579), (2580, 7814386), (5160, 3907193)]