64961880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541349}}^1$

素因数の和:541363

約数の個数: 32

約数和(自身を含む): 194886000

約数和(自身を除く): 129924120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541349, 1082698, 1624047, 2165396, 2706745, 3248094, 4330792, 5413490, 6496188, 8120235, 10826980, 12992376, 16240470, 21653960, 32480940, 64961880]

約数ペア:

[(1, 64961880), (2, 32480940), (3, 21653960), (4, 16240470), (5, 12992376), (6, 10826980), (8, 8120235), (10, 6496188), (12, 5413490), (15, 4330792), (20, 3248094), (24, 2706745), (30, 2165396), (40, 1624047), (60, 1082698), (120, 541349)]