7661580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 21621600

約数和(自身を除く): 13960020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 857, 894, 1490, 1714, 1788, 2235, 2571, 2980, 3428, 4285, 4470, 5142, 8570, 8940, 10284, 12855, 17140, 25710, 51420, 127693, 255386, 383079, 510772, 638465, 766158, 1276930, 1532316, 1915395, 2553860, 3830790, 7661580]

約数ペア:

[(1, 7661580), (2, 3830790), (3, 2553860), (4, 1915395), (5, 1532316), (6, 1276930), (10, 766158), (12, 638465), (15, 510772), (20, 383079), (30, 255386), (60, 127693), (149, 51420), (298, 25710), (447, 17140), (596, 12855), (745, 10284), (857, 8940), (894, 8570), (1490, 5142), (1714, 4470), (1788, 4285), (2235, 3428), (2571, 2980)]