204781770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{252817}}^1$

素因数の和:252836

約数の個数: 40

約数和(自身を含む): 550637604

約数和(自身を除く): 345855834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 252817, 505634, 758451, 1264085, 1516902, 2275353, 2528170, 3792255, 4550706, 6826059, 7584510, 11376765, 13652118, 20478177, 22753530, 34130295, 40956354, 68260590, 102390885, 204781770]

約数ペア:

[(1, 204781770), (2, 102390885), (3, 68260590), (5, 40956354), (6, 34130295), (9, 22753530), (10, 20478177), (15, 13652118), (18, 11376765), (27, 7584510), (30, 6826059), (45, 4550706), (54, 3792255), (81, 2528170), (90, 2275353), (135, 1516902), (162, 1264085), (270, 758451), (405, 505634), (810, 252817)]