81436980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5927}}^1$

素因数の和:6168

約数の個数: 48

約数和(自身を含む): 229057920

約数和(自身を除く): 147620940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1374, 2290, 2748, 3435, 4580, 5927, 6870, 11854, 13740, 17781, 23708, 29635, 35562, 59270, 71124, 88905, 118540, 177810, 355620, 1357283, 2714566, 4071849, 5429132, 6786415, 8143698, 13572830, 16287396, 20359245, 27145660, 40718490, 81436980]

約数ペア:

[(1, 81436980), (2, 40718490), (3, 27145660), (4, 20359245), (5, 16287396), (6, 13572830), (10, 8143698), (12, 6786415), (15, 5429132), (20, 4071849), (30, 2714566), (60, 1357283), (229, 355620), (458, 177810), (687, 118540), (916, 88905), (1145, 71124), (1374, 59270), (2290, 35562), (2748, 29635), (3435, 23708), (4580, 17781), (5927, 13740), (6870, 11854)]