30837720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{256981}}^1$

素因数の和:256995

約数の個数: 32

約数和(自身を含む): 92513520

約数和(自身を除く): 61675800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 256981, 513962, 770943, 1027924, 1284905, 1541886, 2055848, 2569810, 3083772, 3854715, 5139620, 6167544, 7709430, 10279240, 15418860, 30837720]

約数ペア:

[(1, 30837720), (2, 15418860), (3, 10279240), (4, 7709430), (5, 6167544), (6, 5139620), (8, 3854715), (10, 3083772), (12, 2569810), (15, 2055848), (20, 1541886), (24, 1284905), (30, 1027924), (40, 770943), (60, 513962), (120, 256981)]