90203460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3571}}^1$

素因数の和:4004

約数の個数: 48

約数和(自身を含む): 253240512

約数和(自身を除く): 163037052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 3571, 4210, 5052, 6315, 7142, 8420, 10713, 12630, 14284, 17855, 21426, 25260, 35710, 42852, 53565, 71420, 107130, 214260, 1503391, 3006782, 4510173, 6013564, 7516955, 9020346, 15033910, 18040692, 22550865, 30067820, 45101730, 90203460]

約数ペア:

[(1, 90203460), (2, 45101730), (3, 30067820), (4, 22550865), (5, 18040692), (6, 15033910), (10, 9020346), (12, 7516955), (15, 6013564), (20, 4510173), (30, 3006782), (60, 1503391), (421, 214260), (842, 107130), (1263, 71420), (1684, 53565), (2105, 42852), (2526, 35710), (3571, 25260), (4210, 21426), (5052, 17855), (6315, 14284), (7142, 12630), (8420, 10713)]