320445855

素因数分解:

$3^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{5407}}^1$

素因数の和:5860

約数の個数: 32

約数和(自身を含む): 571084800

約数和(自身を除く): 250638945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 439, 1317, 2195, 3951, 5407, 6585, 11853, 16221, 19755, 27035, 48663, 59265, 81105, 145989, 243315, 729945, 2373673, 7121019, 11868365, 21363057, 35605095, 64089171, 106815285, 320445855]

約数ペア:

[(1, 320445855), (3, 106815285), (5, 64089171), (9, 35605095), (15, 21363057), (27, 11868365), (45, 7121019), (135, 2373673), (439, 729945), (1317, 243315), (2195, 145989), (3951, 81105), (5407, 59265), (6585, 48663), (11853, 27035), (16221, 19755)]