79881240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{665677}}^1$

素因数の和:665691

約数の個数: 32

約数和(自身を含む): 239644080

約数和(自身を除く): 159762840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 665677, 1331354, 1997031, 2662708, 3328385, 3994062, 5325416, 6656770, 7988124, 9985155, 13313540, 15976248, 19970310, 26627080, 39940620, 79881240]

約数ペア:

[(1, 79881240), (2, 39940620), (3, 26627080), (4, 19970310), (5, 15976248), (6, 13313540), (8, 9985155), (10, 7988124), (12, 6656770), (15, 5325416), (20, 3994062), (24, 3328385), (30, 2662708), (40, 1997031), (60, 1331354), (120, 665677)]