30389640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{253247}}^1$

素因数の和:253261

約数の個数: 32

約数和(自身を含む): 91169280

約数和(自身を除く): 60779640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 253247, 506494, 759741, 1012988, 1266235, 1519482, 2025976, 2532470, 3038964, 3798705, 5064940, 6077928, 7597410, 10129880, 15194820, 30389640]

約数ペア:

[(1, 30389640), (2, 15194820), (3, 10129880), (4, 7597410), (5, 6077928), (6, 5064940), (8, 3798705), (10, 3038964), (12, 2532470), (15, 2025976), (20, 1519482), (24, 1266235), (30, 1012988), (40, 759741), (60, 506494), (120, 253247)]