178857140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{116141}}^1$

素因数の和:116168

約数の個数: 48

約数和(自身を含む): 468284544

約数和(自身を除く): 289427404

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 116141, 232282, 464564, 580705, 812987, 1161410, 1277551, 1625974, 2322820, 2555102, 3251948, 4064935, 5110204, 6387755, 8129870, 8942857, 12775510, 16259740, 17885714, 25551020, 35771428, 44714285, 89428570, 178857140]

約数ペア:

[(1, 178857140), (2, 89428570), (4, 44714285), (5, 35771428), (7, 25551020), (10, 17885714), (11, 16259740), (14, 12775510), (20, 8942857), (22, 8129870), (28, 6387755), (35, 5110204), (44, 4064935), (55, 3251948), (70, 2555102), (77, 2322820), (110, 1625974), (140, 1277551), (154, 1161410), (220, 812987), (308, 580705), (385, 464564), (770, 232282), (1540, 116141)]