161332980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2688883}}^1$

素因数の和:2688895

約数の個数: 24

約数和(自身を含む): 451732512

約数和(自身を除く): 290399532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2688883, 5377766, 8066649, 10755532, 13444415, 16133298, 26888830, 32266596, 40333245, 53777660, 80666490, 161332980]

約数ペア:

[(1, 161332980), (2, 80666490), (3, 53777660), (4, 40333245), (5, 32266596), (6, 26888830), (10, 16133298), (12, 13444415), (15, 10755532), (20, 8066649), (30, 5377766), (60, 2688883)]