151915240

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{15131}}^1$

素因数の和:15393

約数の個数: 32

約数和(自身を含む): 343193760

約数和(自身を除く): 191278520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 15131, 30262, 60524, 75655, 121048, 151310, 302620, 605240, 3797881, 7595762, 15191524, 18989405, 30383048, 37978810, 75957620, 151915240]

約数ペア:

[(1, 151915240), (2, 75957620), (4, 37978810), (5, 30383048), (8, 18989405), (10, 15191524), (20, 7595762), (40, 3797881), (251, 605240), (502, 302620), (1004, 151310), (1255, 121048), (2008, 75655), (2510, 60524), (5020, 30262), (10040, 15131)]