64505640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{537547}}^1$

素因数の和:537561

約数の個数: 32

約数和(自身を含む): 193517280

約数和(自身を除く): 129011640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 537547, 1075094, 1612641, 2150188, 2687735, 3225282, 4300376, 5375470, 6450564, 8063205, 10750940, 12901128, 16126410, 21501880, 32252820, 64505640]

約数ペア:

[(1, 64505640), (2, 32252820), (3, 21501880), (4, 16126410), (5, 12901128), (6, 10750940), (8, 8063205), (10, 6450564), (12, 5375470), (15, 4300376), (20, 3225282), (24, 2687735), (30, 2150188), (40, 1612641), (60, 1075094), (120, 537547)]