56613780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 172372200

約数和(自身を除く): 115758420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 769, 818, 1227, 1538, 1636, 2045, 2307, 2454, 3076, 3681, 3845, 4090, 4614, 4908, 6135, 6921, 7362, 7690, 8180, 9228, 11535, 12270, 13842, 14724, 15380, 18405, 23070, 24540, 27684, 34605, 36810, 46140, 69210, 73620, 138420, 314521, 629042, 943563, 1258084, 1572605, 1887126, 2830689, 3145210, 3774252, 4717815, 5661378, 6290420, 9435630, 11322756, 14153445, 18871260, 28306890, 56613780]

約数ペア:

[(1, 56613780), (2, 28306890), (3, 18871260), (4, 14153445), (5, 11322756), (6, 9435630), (9, 6290420), (10, 5661378), (12, 4717815), (15, 3774252), (18, 3145210), (20, 2830689), (30, 1887126), (36, 1572605), (45, 1258084), (60, 943563), (90, 629042), (180, 314521), (409, 138420), (769, 73620), (818, 69210), (1227, 46140), (1538, 36810), (1636, 34605), (2045, 27684), (2307, 24540), (2454, 23070), (3076, 18405), (3681, 15380), (3845, 14724), (4090, 13842), (4614, 12270), (4908, 11535), (6135, 9228), (6921, 8180), (7362, 7690)]