140074880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 370798560

約数和(自身を除く): 230723680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 101, 110, 128, 160, 176, 197, 202, 220, 320, 352, 394, 404, 440, 505, 640, 704, 788, 808, 880, 985, 1010, 1111, 1408, 1576, 1616, 1760, 1970, 2020, 2167, 2222, 3152, 3232, 3520, 3940, 4040, 4334, 4444, 5555, 6304, 6464, 7040, 7880, 8080, 8668, 8888, 10835, 11110, 12608, 12928, 15760, 16160, 17336, 17776, 19897, 21670, 22220, 25216, 31520, 32320, 34672, 35552, 39794, 43340, 44440, 63040, 64640, 69344, 71104, 79588, 86680, 88880, 99485, 126080, 138688, 142208, 159176, 173360, 177760, 198970, 218867, 277376, 318352, 346720, 355520, 397940, 437734, 636704, 693440, 711040, 795880, 875468, 1094335, 1273408, 1386880, 1591760, 1750936, 2188670, 2546816, 3183520, 3501872, 4377340, 6367040, 7003744, 8754680, 12734080, 14007488, 17509360, 28014976, 35018720, 70037440, 140074880]

約数ペア:

[(1, 140074880), (2, 70037440), (4, 35018720), (5, 28014976), (8, 17509360), (10, 14007488), (11, 12734080), (16, 8754680), (20, 7003744), (22, 6367040), (32, 4377340), (40, 3501872), (44, 3183520), (55, 2546816), (64, 2188670), (80, 1750936), (88, 1591760), (101, 1386880), (110, 1273408), (128, 1094335), (160, 875468), (176, 795880), (197, 711040), (202, 693440), (220, 636704), (320, 437734), (352, 397940), (394, 355520), (404, 346720), (440, 318352), (505, 277376), (640, 218867), (704, 198970), (788, 177760), (808, 173360), (880, 159176), (985, 142208), (1010, 138688), (1111, 126080), (1408, 99485), (1576, 88880), (1616, 86680), (1760, 79588), (1970, 71104), (2020, 69344), (2167, 64640), (2222, 63040), (3152, 44440), (3232, 43340), (3520, 39794), (3940, 35552), (4040, 34672), (4334, 32320), (4444, 31520), (5555, 25216), (6304, 22220), (6464, 21670), (7040, 19897), (7880, 17776), (8080, 17336), (8668, 16160), (8888, 15760), (10835, 12928), (11110, 12608)]