90127740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13781}}^1$

素因数の和:13902

約数の個数: 48

約数和(自身を含む): 254691360

約数和(自身を除く): 164563620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 13781, 27562, 41343, 55124, 68905, 82686, 137810, 165372, 206715, 275620, 413430, 826860, 1502129, 3004258, 4506387, 6008516, 7510645, 9012774, 15021290, 18025548, 22531935, 30042580, 45063870, 90127740]

約数ペア:

[(1, 90127740), (2, 45063870), (3, 30042580), (4, 22531935), (5, 18025548), (6, 15021290), (10, 9012774), (12, 7510645), (15, 6008516), (20, 4506387), (30, 3004258), (60, 1502129), (109, 826860), (218, 413430), (327, 275620), (436, 206715), (545, 165372), (654, 137810), (1090, 82686), (1308, 68905), (1635, 55124), (2180, 41343), (3270, 27562), (6540, 13781)]