157122280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7687}}^1$

素因数の和:7778

約数の個数: 64

約数和(自身を含む): 409616640

約数和(自身を除く): 252494360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 7687, 10220, 15374, 20440, 30748, 38435, 53809, 61496, 76870, 107618, 153740, 215236, 269045, 307480, 430472, 538090, 561151, 1076180, 1122302, 2152360, 2244604, 2805755, 3928057, 4489208, 5611510, 7856114, 11223020, 15712228, 19640285, 22446040, 31424456, 39280570, 78561140, 157122280]

約数ペア:

[(1, 157122280), (2, 78561140), (4, 39280570), (5, 31424456), (7, 22446040), (8, 19640285), (10, 15712228), (14, 11223020), (20, 7856114), (28, 5611510), (35, 4489208), (40, 3928057), (56, 2805755), (70, 2244604), (73, 2152360), (140, 1122302), (146, 1076180), (280, 561151), (292, 538090), (365, 430472), (511, 307480), (584, 269045), (730, 215236), (1022, 153740), (1460, 107618), (2044, 76870), (2555, 61496), (2920, 53809), (4088, 38435), (5110, 30748), (7687, 20440), (10220, 15374)]