18165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151381}}^1$

素因数の和:151395

約数の個数: 32

約数和(自身を含む): 54497520

約数和(自身を除く): 36331800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151381, 302762, 454143, 605524, 756905, 908286, 1211048, 1513810, 1816572, 2270715, 3027620, 3633144, 4541430, 6055240, 9082860, 18165720]

約数ペア:

[(1, 18165720), (2, 9082860), (3, 6055240), (4, 4541430), (5, 3633144), (6, 3027620), (8, 2270715), (10, 1816572), (12, 1513810), (15, 1211048), (20, 908286), (24, 756905), (30, 605524), (40, 454143), (60, 302762), (120, 151381)]