55236780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{306871}}^1$

素因数の和:306886

約数の個数: 36

約数和(自身を含む): 167552112

約数和(自身を除く): 112315332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 306871, 613742, 920613, 1227484, 1534355, 1841226, 2761839, 3068710, 3682452, 4603065, 5523678, 6137420, 9206130, 11047356, 13809195, 18412260, 27618390, 55236780]

約数ペア:

[(1, 55236780), (2, 27618390), (3, 18412260), (4, 13809195), (5, 11047356), (6, 9206130), (9, 6137420), (10, 5523678), (12, 4603065), (15, 3682452), (18, 3068710), (20, 2761839), (30, 1841226), (36, 1534355), (45, 1227484), (60, 920613), (90, 613742), (180, 306871)]