78872280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{657269}}^1$

素因数の和:657283

約数の個数: 32

約数和(自身を含む): 236617200

約数和(自身を除く): 157744920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 657269, 1314538, 1971807, 2629076, 3286345, 3943614, 5258152, 6572690, 7887228, 9859035, 13145380, 15774456, 19718070, 26290760, 39436140, 78872280]

約数ペア:

[(1, 78872280), (2, 39436140), (3, 26290760), (4, 19718070), (5, 15774456), (6, 13145380), (8, 9859035), (10, 7887228), (12, 6572690), (15, 5258152), (20, 3943614), (24, 3286345), (30, 2629076), (40, 1971807), (60, 1314538), (120, 657269)]