478020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 1387008

約数和(自身を除く): 908988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 257, 310, 372, 465, 514, 620, 771, 930, 1028, 1285, 1542, 1860, 2570, 3084, 3855, 5140, 7710, 7967, 15420, 15934, 23901, 31868, 39835, 47802, 79670, 95604, 119505, 159340, 239010, 478020]

約数ペア:

[(1, 478020), (2, 239010), (3, 159340), (4, 119505), (5, 95604), (6, 79670), (10, 47802), (12, 39835), (15, 31868), (20, 23901), (30, 15934), (31, 15420), (60, 7967), (62, 7710), (93, 5140), (124, 3855), (155, 3084), (186, 2570), (257, 1860), (310, 1542), (372, 1285), (465, 1028), (514, 930), (620, 771)]