786570660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{61547}}^1$

素因数の和:61633

約数の個数: 72

約数和(自身を含む): 2419574976

約数和(自身を除く): 1633004316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 61547, 123094, 184641, 246188, 307735, 369282, 553923, 615470, 738564, 923205, 1107846, 1230940, 1846410, 2215692, 2769615, 3692820, 4369837, 5539230, 8739674, 11078460, 13109511, 17479348, 21849185, 26219022, 39328533, 43698370, 52438044, 65547555, 78657066, 87396740, 131095110, 157314132, 196642665, 262190220, 393285330, 786570660]

約数ペア:

[(1, 786570660), (2, 393285330), (3, 262190220), (4, 196642665), (5, 157314132), (6, 131095110), (9, 87396740), (10, 78657066), (12, 65547555), (15, 52438044), (18, 43698370), (20, 39328533), (30, 26219022), (36, 21849185), (45, 17479348), (60, 13109511), (71, 11078460), (90, 8739674), (142, 5539230), (180, 4369837), (213, 3692820), (284, 2769615), (355, 2215692), (426, 1846410), (639, 1230940), (710, 1107846), (852, 923205), (1065, 738564), (1278, 615470), (1420, 553923), (2130, 369282), (2556, 307735), (3195, 246188), (4260, 184641), (6390, 123094), (12780, 61547)]