421772580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3391}}^1$

素因数の和:4097

約数の個数: 72

約数和(自身を含む): 1281606144

約数和(自身を除く): 859833564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 691, 1382, 2073, 2764, 3391, 3455, 4146, 6219, 6782, 6910, 8292, 10173, 10365, 12438, 13564, 13820, 16955, 20346, 20730, 24876, 30519, 31095, 33910, 40692, 41460, 50865, 61038, 62190, 67820, 101730, 122076, 124380, 152595, 203460, 305190, 610380, 2343181, 4686362, 7029543, 9372724, 11715905, 14059086, 21088629, 23431810, 28118172, 35147715, 42177258, 46863620, 70295430, 84354516, 105443145, 140590860, 210886290, 421772580]

約数ペア:

[(1, 421772580), (2, 210886290), (3, 140590860), (4, 105443145), (5, 84354516), (6, 70295430), (9, 46863620), (10, 42177258), (12, 35147715), (15, 28118172), (18, 23431810), (20, 21088629), (30, 14059086), (36, 11715905), (45, 9372724), (60, 7029543), (90, 4686362), (180, 2343181), (691, 610380), (1382, 305190), (2073, 203460), (2764, 152595), (3391, 124380), (3455, 122076), (4146, 101730), (6219, 67820), (6782, 62190), (6910, 61038), (8292, 50865), (10173, 41460), (10365, 40692), (12438, 33910), (13564, 31095), (13820, 30519), (16955, 24876), (20346, 20730)]