256361640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2136347}}^1$

素因数の和:2136361

約数の個数: 32

約数和(自身を含む): 769085280

約数和(自身を除く): 512723640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2136347, 4272694, 6409041, 8545388, 10681735, 12818082, 17090776, 21363470, 25636164, 32045205, 42726940, 51272328, 64090410, 85453880, 128180820, 256361640]

約数ペア:

[(1, 256361640), (2, 128180820), (3, 85453880), (4, 64090410), (5, 51272328), (6, 42726940), (8, 32045205), (10, 25636164), (12, 21363470), (15, 17090776), (20, 12818082), (24, 10681735), (30, 8545388), (40, 6409041), (60, 4272694), (120, 2136347)]