2680458880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8101}}^1$

素因数の和:8178

約数の個数: 128

約数和(自身を含む): 7140130560

約数和(自身を除く): 4459671680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 128, 160, 176, 188, 220, 235, 320, 352, 376, 440, 470, 517, 640, 704, 752, 880, 940, 1034, 1408, 1504, 1760, 1880, 2068, 2585, 3008, 3520, 3760, 4136, 5170, 6016, 7040, 7520, 8101, 8272, 10340, 15040, 16202, 16544, 20680, 30080, 32404, 33088, 40505, 41360, 64808, 66176, 81010, 82720, 89111, 129616, 162020, 165440, 178222, 259232, 324040, 330880, 356444, 380747, 445555, 518464, 648080, 712888, 761494, 891110, 1036928, 1296160, 1425776, 1522988, 1782220, 1903735, 2592320, 2851552, 3045976, 3564440, 3807470, 4188217, 5184640, 5703104, 6091952, 7128880, 7614940, 8376434, 11406208, 12183904, 14257760, 15229880, 16752868, 20941085, 24367808, 28515520, 30459760, 33505736, 41882170, 48735616, 57031040, 60919520, 67011472, 83764340, 121839040, 134022944, 167528680, 243678080, 268045888, 335057360, 536091776, 670114720, 1340229440, 2680458880]

約数ペア:

[(1, 2680458880), (2, 1340229440), (4, 670114720), (5, 536091776), (8, 335057360), (10, 268045888), (11, 243678080), (16, 167528680), (20, 134022944), (22, 121839040), (32, 83764340), (40, 67011472), (44, 60919520), (47, 57031040), (55, 48735616), (64, 41882170), (80, 33505736), (88, 30459760), (94, 28515520), (110, 24367808), (128, 20941085), (160, 16752868), (176, 15229880), (188, 14257760), (220, 12183904), (235, 11406208), (320, 8376434), (352, 7614940), (376, 7128880), (440, 6091952), (470, 5703104), (517, 5184640), (640, 4188217), (704, 3807470), (752, 3564440), (880, 3045976), (940, 2851552), (1034, 2592320), (1408, 1903735), (1504, 1782220), (1760, 1522988), (1880, 1425776), (2068, 1296160), (2585, 1036928), (3008, 891110), (3520, 761494), (3760, 712888), (4136, 648080), (5170, 518464), (6016, 445555), (7040, 380747), (7520, 356444), (8101, 330880), (8272, 324040), (10340, 259232), (15040, 178222), (16202, 165440), (16544, 162020), (20680, 129616), (30080, 89111), (32404, 82720), (33088, 81010), (40505, 66176), (41360, 64808)]