72243020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 158188800

約数和(自身を除く): 85945780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1069, 1090, 2138, 2180, 3379, 4276, 5345, 6758, 10690, 13516, 16895, 21380, 33139, 33790, 66278, 67580, 116521, 132556, 165695, 233042, 331390, 466084, 582605, 662780, 1165210, 2330420, 3612151, 7224302, 14448604, 18060755, 36121510, 72243020]

約数ペア:

[(1, 72243020), (2, 36121510), (4, 18060755), (5, 14448604), (10, 7224302), (20, 3612151), (31, 2330420), (62, 1165210), (109, 662780), (124, 582605), (155, 466084), (218, 331390), (310, 233042), (436, 165695), (545, 132556), (620, 116521), (1069, 67580), (1090, 66278), (2138, 33790), (2180, 33139), (3379, 21380), (4276, 16895), (5345, 13516), (6758, 10690)]