261569887720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4201}}^1\times {\mathrm{33119}}^1$

素因数の和:37378

約数の個数: 64

約数和(自身を含む): 601215436800

約数和(自身を除く): 339645549080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4201, 8402, 16804, 21005, 33119, 33608, 42010, 66238, 84020, 132476, 165595, 168040, 197447, 264952, 331190, 394894, 662380, 789788, 987235, 1324760, 1556593, 1579576, 1974470, 3113186, 3948940, 6226372, 7782965, 7897880, 12452744, 15565930, 31131860, 62263720, 139132919, 278265838, 556531676, 695664595, 1113063352, 1391329190, 2782658380, 5565316760, 6539247193, 13078494386, 26156988772, 32696235965, 52313977544, 65392471930, 130784943860, 261569887720]

約数ペア:

[(1, 261569887720), (2, 130784943860), (4, 65392471930), (5, 52313977544), (8, 32696235965), (10, 26156988772), (20, 13078494386), (40, 6539247193), (47, 5565316760), (94, 2782658380), (188, 1391329190), (235, 1113063352), (376, 695664595), (470, 556531676), (940, 278265838), (1880, 139132919), (4201, 62263720), (8402, 31131860), (16804, 15565930), (21005, 12452744), (33119, 7897880), (33608, 7782965), (42010, 6226372), (66238, 3948940), (84020, 3113186), (132476, 1974470), (165595, 1579576), (168040, 1556593), (197447, 1324760), (264952, 987235), (331190, 789788), (394894, 662380)]