68970880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 183526560

約数和(自身を除く): 114555680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 97, 101, 110, 128, 160, 176, 194, 202, 220, 320, 352, 388, 404, 440, 485, 505, 640, 704, 776, 808, 880, 970, 1010, 1067, 1111, 1408, 1552, 1616, 1760, 1940, 2020, 2134, 2222, 3104, 3232, 3520, 3880, 4040, 4268, 4444, 5335, 5555, 6208, 6464, 7040, 7760, 8080, 8536, 8888, 9797, 10670, 11110, 12416, 12928, 15520, 16160, 17072, 17776, 19594, 21340, 22220, 31040, 32320, 34144, 35552, 39188, 42680, 44440, 48985, 62080, 64640, 68288, 71104, 78376, 85360, 88880, 97970, 107767, 136576, 142208, 156752, 170720, 177760, 195940, 215534, 313504, 341440, 355520, 391880, 431068, 538835, 627008, 682880, 711040, 783760, 862136, 1077670, 1254016, 1567520, 1724272, 2155340, 3135040, 3448544, 4310680, 6270080, 6897088, 8621360, 13794176, 17242720, 34485440, 68970880]

約数ペア:

[(1, 68970880), (2, 34485440), (4, 17242720), (5, 13794176), (8, 8621360), (10, 6897088), (11, 6270080), (16, 4310680), (20, 3448544), (22, 3135040), (32, 2155340), (40, 1724272), (44, 1567520), (55, 1254016), (64, 1077670), (80, 862136), (88, 783760), (97, 711040), (101, 682880), (110, 627008), (128, 538835), (160, 431068), (176, 391880), (194, 355520), (202, 341440), (220, 313504), (320, 215534), (352, 195940), (388, 177760), (404, 170720), (440, 156752), (485, 142208), (505, 136576), (640, 107767), (704, 97970), (776, 88880), (808, 85360), (880, 78376), (970, 71104), (1010, 68288), (1067, 64640), (1111, 62080), (1408, 48985), (1552, 44440), (1616, 42680), (1760, 39188), (1940, 35552), (2020, 34144), (2134, 32320), (2222, 31040), (3104, 22220), (3232, 21340), (3520, 19594), (3880, 17776), (4040, 17072), (4268, 16160), (4444, 15520), (5335, 12928), (5555, 12416), (6208, 11110), (6464, 10670), (7040, 9797), (7760, 8888), (8080, 8536)]