61997640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30391}}^1$

素因数の和:30422

約数の個数: 64

約数和(自身を含む): 196940160

約数和(自身を除く): 134942520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 30391, 60782, 91173, 121564, 151955, 182346, 243128, 303910, 364692, 455865, 516647, 607820, 729384, 911730, 1033294, 1215640, 1549941, 1823460, 2066588, 2583235, 3099882, 3646920, 4133176, 5166470, 6199764, 7749705, 10332940, 12399528, 15499410, 20665880, 30998820, 61997640]

約数ペア:

[(1, 61997640), (2, 30998820), (3, 20665880), (4, 15499410), (5, 12399528), (6, 10332940), (8, 7749705), (10, 6199764), (12, 5166470), (15, 4133176), (17, 3646920), (20, 3099882), (24, 2583235), (30, 2066588), (34, 1823460), (40, 1549941), (51, 1215640), (60, 1033294), (68, 911730), (85, 729384), (102, 607820), (120, 516647), (136, 455865), (170, 364692), (204, 303910), (255, 243128), (340, 182346), (408, 151955), (510, 121564), (680, 91173), (1020, 60782), (2040, 30391)]