66643380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{370241}}^1$

素因数の和:370256

約数の個数: 36

約数和(自身を含む): 202152132

約数和(自身を除く): 135508752

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 370241, 740482, 1110723, 1480964, 1851205, 2221446, 3332169, 3702410, 4442892, 5553615, 6664338, 7404820, 11107230, 13328676, 16660845, 22214460, 33321690, 66643380]

約数ペア:

[(1, 66643380), (2, 33321690), (3, 22214460), (4, 16660845), (5, 13328676), (6, 11107230), (9, 7404820), (10, 6664338), (12, 5553615), (15, 4442892), (18, 3702410), (20, 3332169), (30, 2221446), (36, 1851205), (45, 1480964), (60, 1110723), (90, 740482), (180, 370241)]