66580360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21617}}^1$

素因数の和:21646

約数の個数: 64

約数和(自身を含む): 186779520

約数和(自身を除く): 120199160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21617, 43234, 86468, 108085, 151319, 172936, 216170, 237787, 302638, 432340, 475574, 605276, 756595, 864680, 951148, 1188935, 1210552, 1513190, 1664509, 1902296, 2377870, 3026380, 3329018, 4755740, 6052760, 6658036, 8322545, 9511480, 13316072, 16645090, 33290180, 66580360]

約数ペア:

[(1, 66580360), (2, 33290180), (4, 16645090), (5, 13316072), (7, 9511480), (8, 8322545), (10, 6658036), (11, 6052760), (14, 4755740), (20, 3329018), (22, 3026380), (28, 2377870), (35, 1902296), (40, 1664509), (44, 1513190), (55, 1210552), (56, 1188935), (70, 951148), (77, 864680), (88, 756595), (110, 605276), (140, 475574), (154, 432340), (220, 302638), (280, 237787), (308, 216170), (385, 172936), (440, 151319), (616, 108085), (770, 86468), (1540, 43234), (3080, 21617)]