164658760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1087}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 424581120

約数和(自身を除く): 259922360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 541, 1082, 1087, 2164, 2174, 2705, 3787, 4328, 4348, 5410, 5435, 7574, 7609, 8696, 10820, 10870, 15148, 15218, 18935, 21640, 21740, 30296, 30436, 37870, 38045, 43480, 60872, 75740, 76090, 151480, 152180, 304360, 588067, 1176134, 2352268, 2940335, 4116469, 4704536, 5880670, 8232938, 11761340, 16465876, 20582345, 23522680, 32931752, 41164690, 82329380, 164658760]

約数ペア:

[(1, 164658760), (2, 82329380), (4, 41164690), (5, 32931752), (7, 23522680), (8, 20582345), (10, 16465876), (14, 11761340), (20, 8232938), (28, 5880670), (35, 4704536), (40, 4116469), (56, 2940335), (70, 2352268), (140, 1176134), (280, 588067), (541, 304360), (1082, 152180), (1087, 151480), (2164, 76090), (2174, 75740), (2705, 60872), (3787, 43480), (4328, 38045), (4348, 37870), (5410, 30436), (5435, 30296), (7574, 21740), (7609, 21640), (8696, 18935), (10820, 15218), (10870, 15148)]