196520580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{121309}}^1$

素因数の和:121330

約数の個数: 60

約数和(自身を含む): 616497420

約数和(自身を除く): 419976840

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, 121309, 242618, 363927, 485236, 606545, 727854, 1091781, 1213090, 1455708, 1819635, 2183562, 2426180, 3275343, 3639270, 4367124, 5458905, 6550686, 7278540, 9826029, 10917810, 13101372, 16376715, 19652058, 21835620, 32753430, 39304116, 49130145, 65506860, 98260290, 196520580]

約数ペア:

[(1, 196520580), (2, 98260290), (3, 65506860), (4, 49130145), (5, 39304116), (6, 32753430), (9, 21835620), (10, 19652058), (12, 16376715), (15, 13101372), (18, 10917810), (20, 9826029), (27, 7278540), (30, 6550686), (36, 5458905), (45, 4367124), (54, 3639270), (60, 3275343), (81, 2426180), (90, 2183562), (108, 1819635), (135, 1455708), (162, 1213090), (180, 1091781), (270, 727854), (324, 606545), (405, 485236), (540, 363927), (810, 242618), (1620, 121309)]