85921980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18127}}^1$

素因数の和:18218

約数の個数: 48

約数和(自身を含む): 243640320

約数和(自身を除く): 157718340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 18127, 36254, 54381, 72508, 90635, 108762, 181270, 217524, 271905, 362540, 543810, 1087620, 1432033, 2864066, 4296099, 5728132, 7160165, 8592198, 14320330, 17184396, 21480495, 28640660, 42960990, 85921980]

約数ペア:

[(1, 85921980), (2, 42960990), (3, 28640660), (4, 21480495), (5, 17184396), (6, 14320330), (10, 8592198), (12, 7160165), (15, 5728132), (20, 4296099), (30, 2864066), (60, 1432033), (79, 1087620), (158, 543810), (237, 362540), (316, 271905), (395, 217524), (474, 181270), (790, 108762), (948, 90635), (1185, 72508), (1580, 54381), (2370, 36254), (4740, 18127)]