30887880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257399}}^1$

素因数の和:257413

約数の個数: 32

約数和(自身を含む): 92664000

約数和(自身を除く): 61776120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257399, 514798, 772197, 1029596, 1286995, 1544394, 2059192, 2573990, 3088788, 3860985, 5147980, 6177576, 7721970, 10295960, 15443940, 30887880]

約数ペア:

[(1, 30887880), (2, 15443940), (3, 10295960), (4, 7721970), (5, 6177576), (6, 5147980), (8, 3860985), (10, 3088788), (12, 2573990), (15, 2059192), (20, 1544394), (24, 1286995), (30, 1029596), (40, 772197), (60, 514798), (120, 257399)]