218515530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{70717}}^1$

素因数の和:70830

約数の個数: 32

約数和(自身を含む): 529536384

約数和(自身を除く): 311020854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 70717, 141434, 212151, 353585, 424302, 707170, 1060755, 2121510, 7283851, 14567702, 21851553, 36419255, 43703106, 72838510, 109257765, 218515530]

約数ペア:

[(1, 218515530), (2, 109257765), (3, 72838510), (5, 43703106), (6, 36419255), (10, 21851553), (15, 14567702), (30, 7283851), (103, 2121510), (206, 1060755), (309, 707170), (515, 424302), (618, 353585), (1030, 212151), (1545, 141434), (3090, 70717)]