128577990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{41611}}^1$

素因数の和:41724

約数の個数: 32

約数和(自身を含む): 311590656

約数和(自身を除く): 183012666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 41611, 83222, 124833, 208055, 249666, 416110, 624165, 1248330, 4285933, 8571866, 12857799, 21429665, 25715598, 42859330, 64288995, 128577990]

約数ペア:

[(1, 128577990), (2, 64288995), (3, 42859330), (5, 25715598), (6, 21429665), (10, 12857799), (15, 8571866), (30, 4285933), (103, 1248330), (206, 624165), (309, 416110), (515, 249666), (618, 208055), (1030, 124833), (1545, 83222), (3090, 41611)]