390477720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3253981}}^1$

素因数の和:3253995

約数の個数: 32

約数和(自身を含む): 1171433520

約数和(自身を除く): 780955800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3253981, 6507962, 9761943, 13015924, 16269905, 19523886, 26031848, 32539810, 39047772, 48809715, 65079620, 78095544, 97619430, 130159240, 195238860, 390477720]

約数ペア:

[(1, 390477720), (2, 195238860), (3, 130159240), (4, 97619430), (5, 78095544), (6, 65079620), (8, 48809715), (10, 39047772), (12, 32539810), (15, 26031848), (20, 19523886), (24, 16269905), (30, 13015924), (40, 9761943), (60, 6507962), (120, 3253981)]