256741740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1426343}}^1$

素因数の和:1426358

約数の個数: 36

約数和(自身を含む): 778783824

約数和(自身を除く): 522042084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1426343, 2852686, 4279029, 5705372, 7131715, 8558058, 12837087, 14263430, 17116116, 21395145, 25674174, 28526860, 42790290, 51348348, 64185435, 85580580, 128370870, 256741740]

約数ペア:

[(1, 256741740), (2, 128370870), (3, 85580580), (4, 64185435), (5, 51348348), (6, 42790290), (9, 28526860), (10, 25674174), (12, 21395145), (15, 17116116), (18, 14263430), (20, 12837087), (30, 8558058), (36, 7131715), (45, 5705372), (60, 4279029), (90, 2852686), (180, 1426343)]