227968090

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{66463}}^1$

素因数の和:66491

約数の個数: 32

約数和(自身を含む): 478540800

約数和(自身を除く): 250572710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 66463, 132926, 332315, 465241, 664630, 930482, 2326205, 3256687, 4652410, 6513374, 16283435, 22796809, 32566870, 45593618, 113984045, 227968090]

約数ペア:

[(1, 227968090), (2, 113984045), (5, 45593618), (7, 32566870), (10, 22796809), (14, 16283435), (35, 6513374), (49, 4652410), (70, 3256687), (98, 2326205), (245, 930482), (343, 664630), (490, 465241), (686, 332315), (1715, 132926), (3430, 66463)]