66721597.000000000

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{3563389}}^1$

素因数の和:3563402

約数の個数: 24

約数和(自身を含む): 833833260

約数和(自身を除く): 513128250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 3563389, 7126778, 10690167, 17816945, 21380334, 32070501, 35633890, 53450835, 64141002, 106901670, 160352505, 320705010]

約数ペア:

[(1, 320705010), (2, 160352505), (3, 106901670), (5, 64141002), (6, 53450835), (9, 35633890), (10, 32070501), (15, 21380334), (18, 17816945), (30, 10690167), (45, 7126778), (90, 3563389)]