149726660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 321753600

約数和(自身を除く): 172026940

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 223, 236, 295, 446, 569, 590, 892, 1115, 1138, 1180, 2230, 2276, 2845, 4460, 5690, 11380, 13157, 26314, 33571, 52628, 65785, 67142, 126887, 131570, 134284, 167855, 253774, 263140, 335710, 507548, 634435, 671420, 1268870, 2537740, 7486333, 14972666, 29945332, 37431665, 74863330, 149726660]

約数ペア:

[(1, 149726660), (2, 74863330), (4, 37431665), (5, 29945332), (10, 14972666), (20, 7486333), (59, 2537740), (118, 1268870), (223, 671420), (236, 634435), (295, 507548), (446, 335710), (569, 263140), (590, 253774), (892, 167855), (1115, 134284), (1138, 131570), (1180, 126887), (2230, 67142), (2276, 65785), (2845, 52628), (4460, 33571), (5690, 26314), (11380, 13157)]