31529340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1607}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 96576480

約数和(自身を除く): 65047140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1607, 1635, 1962, 2180, 3214, 3270, 3924, 4821, 4905, 6428, 6540, 8035, 9642, 9810, 14463, 16070, 19284, 19620, 24105, 28926, 32140, 48210, 57852, 72315, 96420, 144630, 175163, 289260, 350326, 525489, 700652, 875815, 1050978, 1576467, 1751630, 2101956, 2627445, 3152934, 3503260, 5254890, 6305868, 7882335, 10509780, 15764670, 31529340]

約数ペア:

[(1, 31529340), (2, 15764670), (3, 10509780), (4, 7882335), (5, 6305868), (6, 5254890), (9, 3503260), (10, 3152934), (12, 2627445), (15, 2101956), (18, 1751630), (20, 1576467), (30, 1050978), (36, 875815), (45, 700652), (60, 525489), (90, 350326), (109, 289260), (180, 175163), (218, 144630), (327, 96420), (436, 72315), (545, 57852), (654, 48210), (981, 32140), (1090, 28926), (1308, 24105), (1607, 19620), (1635, 19284), (1962, 16070), (2180, 14463), (3214, 9810), (3270, 9642), (3924, 8035), (4821, 6540), (4905, 6428)]