199569420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{123191}}^1$

素因数の和:123212

約数の個数: 60

約数和(自身を含む): 626061744

約数和(自身を除く): 426492324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 123191, 246382, 369573, 492764, 615955, 739146, 1108719, 1231910, 1478292, 1847865, 2217438, 2463820, 3326157, 3695730, 4434876, 5543595, 6652314, 7391460, 9978471, 11087190, 13304628, 16630785, 19956942, 22174380, 33261570, 39913884, 49892355, 66523140, 99784710, 199569420]

約数ペア:

[(1, 199569420), (2, 99784710), (3, 66523140), (4, 49892355), (5, 39913884), (6, 33261570), (9, 22174380), (10, 19956942), (12, 16630785), (15, 13304628), (18, 11087190), (20, 9978471), (27, 7391460), (30, 6652314), (36, 5543595), (45, 4434876), (54, 3695730), (60, 3326157), (81, 2463820), (90, 2217438), (108, 1847865), (135, 1478292), (162, 1231910), (180, 1108719), (270, 739146), (324, 615955), (405, 492764), (540, 369573), (810, 246382), (1620, 123191)]