317971980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{196279}}^1$

素因数の和:196300

約数の個数: 60

約数和(自身を含む): 997494960

約数和(自身を除く): 679522980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 196279, 392558, 588837, 785116, 981395, 1177674, 1766511, 1962790, 2355348, 2944185, 3533022, 3925580, 5299533, 5888370, 7066044, 8832555, 10599066, 11776740, 15898599, 17665110, 21198132, 26497665, 31797198, 35330220, 52995330, 63594396, 79492995, 105990660, 158985990, 317971980]

約数ペア:

[(1, 317971980), (2, 158985990), (3, 105990660), (4, 79492995), (5, 63594396), (6, 52995330), (9, 35330220), (10, 31797198), (12, 26497665), (15, 21198132), (18, 17665110), (20, 15898599), (27, 11776740), (30, 10599066), (36, 8832555), (45, 7066044), (54, 5888370), (60, 5299533), (81, 3925580), (90, 3533022), (108, 2944185), (135, 2355348), (162, 1962790), (180, 1766511), (270, 1177674), (324, 981395), (405, 785116), (540, 588837), (810, 392558), (1620, 196279)]