1280286000

素因数分解:

$2^4\times 3^4\times 5^3\times 7^1\times {\mathrm{1129}}^1$

素因数の和:1171

約数の個数: 400

約数和(自身を含む): 5289810240

約数和(自身を除く): 4009524240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 81, 84, 90, 100, 105, 108, 112, 120, 125, 126, 135, 140, 144, 150, 162, 168, 175, 180, 189, 200, 210, 216, 225, 240, 250, 252, 270, 280, 300, 315, 324, 336, 350, 360, 375, 378, 400, 405, 420, 432, 450, 500, 504, 525, 540, 560, 567, 600, 630, 648, 675, 700, 720, 750, 756, 810, 840, 875, 900, 945, 1000, 1008, 1050, 1080, 1125, 1129, 1134, 1200, 1260, 1296, 1350, 1400, 1500, 1512, 1575, 1620, 1680, 1750, 1800, 1890, 2000, 2025, 2100, 2160, 2250, 2258, 2268, 2520, 2625, 2700, 2800, 2835, 3000, 3024, 3150, 3240, 3375, 3387, 3500, 3600, 3780, 4050, 4200, 4500, 4516, 4536, 4725, 5040, 5250, 5400, 5645, 5670, 6000, 6300, 6480, 6750, 6774, 7000, 7560, 7875, 7903, 8100, 8400, 9000, 9032, 9072, 9450, 10125, 10161, 10500, 10800, 11290, 11340, 12600, 13500, 13548, 14000, 14175, 15120, 15750, 15806, 16200, 16935, 18000, 18064, 18900, 20250, 20322, 21000, 22580, 22680, 23625, 23709, 25200, 27000, 27096, 28225, 28350, 30483, 31500, 31612, 32400, 33870, 37800, 39515, 40500, 40644, 42000, 45160, 45360, 47250, 47418, 50805, 54000, 54192, 56450, 56700, 60966, 63000, 63224, 67740, 70875, 71127, 75600, 79030, 81000, 81288, 84675, 90320, 91449, 94500, 94836, 101610, 112900, 113400, 118545, 121932, 126000, 126448, 135480, 141125, 141750, 142254, 152415, 158060, 162000, 162576, 169350, 182898, 189000, 189672, 197575, 203220, 213381, 225800, 226800, 237090, 243864, 254025, 270960, 282250, 283500, 284508, 304830, 316120, 338700, 355635, 365796, 378000, 379344, 395150, 406440, 423375, 426762, 451600, 457245, 474180, 487728, 508050, 564500, 567000, 569016, 592725, 609660, 632240, 640143, 677400, 711270, 731592, 762075, 790300, 812880, 846750, 853524, 914490, 948360, 987875, 1016100, 1066905, 1129000, 1134000, 1138032, 1185450, 1219320, 1270125, 1280286, 1354800, 1422540, 1463184, 1524150, 1580600, 1693500, 1707048, 1778175, 1828980, 1896720, 1975750, 2032200, 2133810, 2258000, 2286225, 2370900, 2438640, 2540250, 2560572, 2845080, 2963625, 3048300, 3161200, 3200715, 3387000, 3414096, 3556350, 3657960, 3810375, 3951500, 4064400, 4267620, 4572450, 4741800, 5080500, 5121144, 5334525, 5690160, 5927250, 6096600, 6401430, 6774000, 7112700, 7315920, 7620750, 7903000, 8535240, 8890875, 9144900, 9483600, 10161000, 10242288, 10669050, 11431125, 11854500, 12193200, 12802860, 14225400, 15241500, 15806000, 16003575, 17070480, 17781750, 18289800, 20322000, 21338100, 22862250, 23709000, 25605720, 26672625, 28450800, 30483000, 32007150, 35563500, 36579600, 42676200, 45724500, 47418000, 51211440, 53345250, 60966000, 64014300, 71127000, 80017875, 85352400, 91449000, 106690500, 128028600, 142254000, 160035750, 182898000, 213381000, 256057200, 320071500, 426762000, 640143000, 1280286000]

約数ペア:

[(1, 1280286000), (2, 640143000), (3, 426762000), (4, 320071500), (5, 256057200), (6, 213381000), (7, 182898000), (8, 160035750), (9, 142254000), (10, 128028600), (12, 106690500), (14, 91449000), (15, 85352400), (16, 80017875), (18, 71127000), (20, 64014300), (21, 60966000), (24, 53345250), (25, 51211440), (27, 47418000), (28, 45724500), (30, 42676200), (35, 36579600), (36, 35563500), (40, 32007150), (42, 30483000), (45, 28450800), (48, 26672625), (50, 25605720), (54, 23709000), (56, 22862250), (60, 21338100), (63, 20322000), (70, 18289800), (72, 17781750), (75, 17070480), (80, 16003575), (81, 15806000), (84, 15241500), (90, 14225400), (100, 12802860), (105, 12193200), (108, 11854500), (112, 11431125), (120, 10669050), (125, 10242288), (126, 10161000), (135, 9483600), (140, 9144900), (144, 8890875), (150, 8535240), (162, 7903000), (168, 7620750), (175, 7315920), (180, 7112700), (189, 6774000), (200, 6401430), (210, 6096600), (216, 5927250), (225, 5690160), (240, 5334525), (250, 5121144), (252, 5080500), (270, 4741800), (280, 4572450), (300, 4267620), (315, 4064400), (324, 3951500), (336, 3810375), (350, 3657960), (360, 3556350), (375, 3414096), (378, 3387000), (400, 3200715), (405, 3161200), (420, 3048300), (432, 2963625), (450, 2845080), (500, 2560572), (504, 2540250), (525, 2438640), (540, 2370900), (560, 2286225), (567, 2258000), (600, 2133810), (630, 2032200), (648, 1975750), (675, 1896720), (700, 1828980), (720, 1778175), (750, 1707048), (756, 1693500), (810, 1580600), (840, 1524150), (875, 1463184), (900, 1422540), (945, 1354800), (1000, 1280286), (1008, 1270125), (1050, 1219320), (1080, 1185450), (1125, 1138032), (1129, 1134000), (1134, 1129000), (1200, 1066905), (1260, 1016100), (1296, 987875), (1350, 948360), (1400, 914490), (1500, 853524), (1512, 846750), (1575, 812880), (1620, 790300), (1680, 762075), (1750, 731592), (1800, 711270), (1890, 677400), (2000, 640143), (2025, 632240), (2100, 609660), (2160, 592725), (2250, 569016), (2258, 567000), (2268, 564500), (2520, 508050), (2625, 487728), (2700, 474180), (2800, 457245), (2835, 451600), (3000, 426762), (3024, 423375), (3150, 406440), (3240, 395150), (3375, 379344), (3387, 378000), (3500, 365796), (3600, 355635), (3780, 338700), (4050, 316120), (4200, 304830), (4500, 284508), (4516, 283500), (4536, 282250), (4725, 270960), (5040, 254025), (5250, 243864), (5400, 237090), (5645, 226800), (5670, 225800), (6000, 213381), (6300, 203220), (6480, 197575), (6750, 189672), (6774, 189000), (7000, 182898), (7560, 169350), (7875, 162576), (7903, 162000), (8100, 158060), (8400, 152415), (9000, 142254), (9032, 141750), (9072, 141125), (9450, 135480), (10125, 126448), (10161, 126000), (10500, 121932), (10800, 118545), (11290, 113400), (11340, 112900), (12600, 101610), (13500, 94836), (13548, 94500), (14000, 91449), (14175, 90320), (15120, 84675), (15750, 81288), (15806, 81000), (16200, 79030), (16935, 75600), (18000, 71127), (18064, 70875), (18900, 67740), (20250, 63224), (20322, 63000), (21000, 60966), (22580, 56700), (22680, 56450), (23625, 54192), (23709, 54000), (25200, 50805), (27000, 47418), (27096, 47250), (28225, 45360), (28350, 45160), (30483, 42000), (31500, 40644), (31612, 40500), (32400, 39515), (33870, 37800)]