320406784

素因数分解:

$2^8\times {\mathrm{439}}^1\times {\mathrm{2851}}^1$

素因数の和:3306

約数の個数: 36

約数和(自身を含む): 641243680

約数和(自身を除く): 320836896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 439, 878, 1756, 2851, 3512, 5702, 7024, 11404, 14048, 22808, 28096, 45616, 56192, 91232, 112384, 182464, 364928, 729856, 1251589, 2503178, 5006356, 10012712, 20025424, 40050848, 80101696, 160203392, 320406784]

約数ペア:

[(1, 320406784), (2, 160203392), (4, 80101696), (8, 40050848), (16, 20025424), (32, 10012712), (64, 5006356), (128, 2503178), (256, 1251589), (439, 729856), (878, 364928), (1756, 182464), (2851, 112384), (3512, 91232), (5702, 56192), (7024, 45616), (11404, 28096), (14048, 22808)]