156765720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1306381}}^1$

素因数の和:1306395

約数の個数: 32

約数和(自身を含む): 470297520

約数和(自身を除く): 313531800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1306381, 2612762, 3919143, 5225524, 6531905, 7838286, 10451048, 13063810, 15676572, 19595715, 26127620, 31353144, 39191430, 52255240, 78382860, 156765720]

約数ペア:

[(1, 156765720), (2, 78382860), (3, 52255240), (4, 39191430), (5, 31353144), (6, 26127620), (8, 19595715), (10, 15676572), (12, 13063810), (15, 10451048), (20, 7838286), (24, 6531905), (30, 5225524), (40, 3919143), (60, 2612762), (120, 1306381)]