320425128

素因数分解:

$2^3\times 3^2\times {\mathrm{4450349}}^1$

素因数の和:4450361

約数の個数: 24

約数和(自身を含む): 867818250

約数和(自身を除く): 547393122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 4450349, 8900698, 13351047, 17801396, 26702094, 35602792, 40053141, 53404188, 80106282, 106808376, 160212564, 320425128]

約数ペア:

[(1, 320425128), (2, 160212564), (3, 106808376), (4, 80106282), (6, 53404188), (8, 40053141), (9, 35602792), (12, 26702094), (18, 17801396), (24, 13351047), (36, 8900698), (72, 4450349)]