256238928

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1949}}^1$

素因数の和:2057

約数の個数: 120

約数和(自身を含む): 792136800

約数和(自身を除く): 535897872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 83, 88, 99, 132, 144, 166, 176, 198, 249, 264, 332, 396, 498, 528, 664, 747, 792, 913, 996, 1328, 1494, 1584, 1826, 1949, 1992, 2739, 2988, 3652, 3898, 3984, 5478, 5847, 5976, 7304, 7796, 8217, 10956, 11694, 11952, 14608, 15592, 16434, 17541, 21439, 21912, 23388, 31184, 32868, 35082, 42878, 43824, 46776, 64317, 65736, 70164, 85756, 93552, 128634, 131472, 140328, 161767, 171512, 192951, 257268, 280656, 323534, 343024, 385902, 485301, 514536, 647068, 771804, 970602, 1029072, 1294136, 1455903, 1543608, 1779437, 1941204, 2588272, 2911806, 3087216, 3558874, 3882408, 5338311, 5823612, 7117748, 7764816, 10676622, 11647224, 14235496, 16014933, 21353244, 23294448, 28470992, 32029866, 42706488, 64059732, 85412976, 128119464, 256238928]

約数ペア:

[(1, 256238928), (2, 128119464), (3, 85412976), (4, 64059732), (6, 42706488), (8, 32029866), (9, 28470992), (11, 23294448), (12, 21353244), (16, 16014933), (18, 14235496), (22, 11647224), (24, 10676622), (33, 7764816), (36, 7117748), (44, 5823612), (48, 5338311), (66, 3882408), (72, 3558874), (83, 3087216), (88, 2911806), (99, 2588272), (132, 1941204), (144, 1779437), (166, 1543608), (176, 1455903), (198, 1294136), (249, 1029072), (264, 970602), (332, 771804), (396, 647068), (498, 514536), (528, 485301), (664, 385902), (747, 343024), (792, 323534), (913, 280656), (996, 257268), (1328, 192951), (1494, 171512), (1584, 161767), (1826, 140328), (1949, 131472), (1992, 128634), (2739, 93552), (2988, 85756), (3652, 70164), (3898, 65736), (3984, 64317), (5478, 46776), (5847, 43824), (5976, 42878), (7304, 35082), (7796, 32868), (8217, 31184), (10956, 23388), (11694, 21912), (11952, 21439), (14608, 17541), (15592, 16434)]