131347620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23539}}^1$

素因数の和:23585

約数の個数: 72

約数和(自身を含む): 411290880

約数和(自身を除く): 279943260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 23539, 47078, 70617, 94156, 117695, 141234, 211851, 235390, 282468, 353085, 423702, 470780, 706170, 729709, 847404, 1059255, 1412340, 1459418, 2118510, 2189127, 2918836, 3648545, 4237020, 4378254, 6567381, 7297090, 8756508, 10945635, 13134762, 14594180, 21891270, 26269524, 32836905, 43782540, 65673810, 131347620]

約数ペア:

[(1, 131347620), (2, 65673810), (3, 43782540), (4, 32836905), (5, 26269524), (6, 21891270), (9, 14594180), (10, 13134762), (12, 10945635), (15, 8756508), (18, 7297090), (20, 6567381), (30, 4378254), (31, 4237020), (36, 3648545), (45, 2918836), (60, 2189127), (62, 2118510), (90, 1459418), (93, 1412340), (124, 1059255), (155, 847404), (180, 729709), (186, 706170), (279, 470780), (310, 423702), (372, 353085), (465, 282468), (558, 235390), (620, 211851), (930, 141234), (1116, 117695), (1395, 94156), (1860, 70617), (2790, 47078), (5580, 23539)]