161332140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2688869}}^1$

素因数の和:2688881

約数の個数: 24

約数和(自身を含む): 451730160

約数和(自身を除く): 290398020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2688869, 5377738, 8066607, 10755476, 13444345, 16133214, 26888690, 32266428, 40333035, 53777380, 80666070, 161332140]

約数ペア:

[(1, 161332140), (2, 80666070), (3, 53777380), (4, 40333035), (5, 32266428), (6, 26888690), (10, 16133214), (12, 13444345), (15, 10755476), (20, 8066607), (30, 5377738), (60, 2688869)]