128561340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69119}}^1$

素因数の和:69162

約数の個数: 48

約数和(自身を含む): 371589120

約数和(自身を除く): 243027780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 69119, 138238, 207357, 276476, 345595, 414714, 691190, 829428, 1036785, 1382380, 2073570, 2142689, 4147140, 4285378, 6428067, 8570756, 10713445, 12856134, 21426890, 25712268, 32140335, 42853780, 64280670, 128561340]

約数ペア:

[(1, 128561340), (2, 64280670), (3, 42853780), (4, 32140335), (5, 25712268), (6, 21426890), (10, 12856134), (12, 10713445), (15, 8570756), (20, 6428067), (30, 4285378), (31, 4147140), (60, 2142689), (62, 2073570), (93, 1382380), (124, 1036785), (155, 829428), (186, 691190), (310, 414714), (372, 345595), (465, 276476), (620, 207357), (930, 138238), (1860, 69119)]