80461980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{447011}}^1$

素因数の和:447026

約数の個数: 36

約数和(自身を含む): 244068552

約数和(自身を除く): 163606572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 447011, 894022, 1341033, 1788044, 2235055, 2682066, 4023099, 4470110, 5364132, 6705165, 8046198, 8940220, 13410330, 16092396, 20115495, 26820660, 40230990, 80461980]

約数ペア:

[(1, 80461980), (2, 40230990), (3, 26820660), (4, 20115495), (5, 16092396), (6, 13410330), (9, 8940220), (10, 8046198), (12, 6705165), (15, 5364132), (18, 4470110), (20, 4023099), (30, 2682066), (36, 2235055), (45, 1788044), (60, 1341033), (90, 894022), (180, 447011)]