31663380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{75389}}^1$

素因数の和:75408

約数の個数: 48

約数和(自身を含む): 101324160

約数和(自身を除く): 69660780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 75389, 150778, 226167, 301556, 376945, 452334, 527723, 753890, 904668, 1055446, 1130835, 1507780, 1583169, 2110892, 2261670, 2638615, 3166338, 4523340, 5277230, 6332676, 7915845, 10554460, 15831690, 31663380]

約数ペア:

[(1, 31663380), (2, 15831690), (3, 10554460), (4, 7915845), (5, 6332676), (6, 5277230), (7, 4523340), (10, 3166338), (12, 2638615), (14, 2261670), (15, 2110892), (20, 1583169), (21, 1507780), (28, 1130835), (30, 1055446), (35, 904668), (42, 753890), (60, 527723), (70, 452334), (84, 376945), (105, 301556), (140, 226167), (210, 150778), (420, 75389)]