251328021000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{11968001}}^1$

素因数の和:11968032

約数の個数: 128

約数和(自身を含む): 896163989760

約数和(自身を除く): 644835968760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 21000, 11968001, 23936002, 35904003, 47872004, 59840005, 71808006, 83776007, 95744008, 119680010, 143616012, 167552014, 179520015, 239360020, 251328021, 287232024, 299200025, 335104028, 359040030, 418880035, 478720040, 502656042, 598400050, 670208056, 718080060, 837760070, 897600075, 1005312084, 1196800100, 1256640105, 1436160120, 1496000125, 1675520140, 1795200150, 2010624168, 2094400175, 2393600200, 2513280210, 2992000250, 3351040280, 3590400300, 4188800350, 4488000375, 5026560420, 5984000500, 6283200525, 7180800600, 8377600700, 8976000750, 10053120840, 10472000875, 11968001000, 12566401050, 16755201400, 17952001500, 20944001750, 25132802100, 31416002625, 35904003000, 41888003500, 50265604200, 62832005250, 83776007000, 125664010500, 251328021000]

約数ペア:

[(1, 251328021000), (2, 125664010500), (3, 83776007000), (4, 62832005250), (5, 50265604200), (6, 41888003500), (7, 35904003000), (8, 31416002625), (10, 25132802100), (12, 20944001750), (14, 17952001500), (15, 16755201400), (20, 12566401050), (21, 11968001000), (24, 10472000875), (25, 10053120840), (28, 8976000750), (30, 8377600700), (35, 7180800600), (40, 6283200525), (42, 5984000500), (50, 5026560420), (56, 4488000375), (60, 4188800350), (70, 3590400300), (75, 3351040280), (84, 2992000250), (100, 2513280210), (105, 2393600200), (120, 2094400175), (125, 2010624168), (140, 1795200150), (150, 1675520140), (168, 1496000125), (175, 1436160120), (200, 1256640105), (210, 1196800100), (250, 1005312084), (280, 897600075), (300, 837760070), (350, 718080060), (375, 670208056), (420, 598400050), (500, 502656042), (525, 478720040), (600, 418880035), (700, 359040030), (750, 335104028), (840, 299200025), (875, 287232024), (1000, 251328021), (1050, 239360020), (1400, 179520015), (1500, 167552014), (1750, 143616012), (2100, 119680010), (2625, 95744008), (3000, 83776007), (3500, 71808006), (4200, 59840005), (5250, 47872004), (7000, 35904003), (10500, 23936002), (21000, 11968001)]