51211440

素因数分解:

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

素因数の和:1161

約数の個数: 200

約数和(自身を含む): 203454240

約数和(自身を除く): 152242800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1129, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2258, 2268, 2520, 2835, 3024, 3240, 3387, 3780, 4516, 4536, 5040, 5645, 5670, 6480, 6774, 7560, 7903, 9032, 9072, 10161, 11290, 11340, 13548, 15120, 15806, 16935, 18064, 20322, 22580, 22680, 23709, 27096, 30483, 31612, 33870, 39515, 40644, 45160, 45360, 47418, 50805, 54192, 60966, 63224, 67740, 71127, 79030, 81288, 90320, 91449, 94836, 101610, 118545, 121932, 126448, 135480, 142254, 152415, 158060, 162576, 182898, 189672, 203220, 213381, 237090, 243864, 270960, 284508, 304830, 316120, 355635, 365796, 379344, 406440, 426762, 457245, 474180, 487728, 569016, 609660, 632240, 640143, 711270, 731592, 812880, 853524, 914490, 948360, 1066905, 1138032, 1219320, 1280286, 1422540, 1463184, 1707048, 1828980, 1896720, 2133810, 2438640, 2560572, 2845080, 3200715, 3414096, 3657960, 4267620, 5121144, 5690160, 6401430, 7315920, 8535240, 10242288, 12802860, 17070480, 25605720, 51211440]

約数ペア:

[(1, 51211440), (2, 25605720), (3, 17070480), (4, 12802860), (5, 10242288), (6, 8535240), (7, 7315920), (8, 6401430), (9, 5690160), (10, 5121144), (12, 4267620), (14, 3657960), (15, 3414096), (16, 3200715), (18, 2845080), (20, 2560572), (21, 2438640), (24, 2133810), (27, 1896720), (28, 1828980), (30, 1707048), (35, 1463184), (36, 1422540), (40, 1280286), (42, 1219320), (45, 1138032), (48, 1066905), (54, 948360), (56, 914490), (60, 853524), (63, 812880), (70, 731592), (72, 711270), (80, 640143), (81, 632240), (84, 609660), (90, 569016), (105, 487728), (108, 474180), (112, 457245), (120, 426762), (126, 406440), (135, 379344), (140, 365796), (144, 355635), (162, 316120), (168, 304830), (180, 284508), (189, 270960), (210, 243864), (216, 237090), (240, 213381), (252, 203220), (270, 189672), (280, 182898), (315, 162576), (324, 158060), (336, 152415), (360, 142254), (378, 135480), (405, 126448), (420, 121932), (432, 118545), (504, 101610), (540, 94836), (560, 91449), (567, 90320), (630, 81288), (648, 79030), (720, 71127), (756, 67740), (810, 63224), (840, 60966), (945, 54192), (1008, 50805), (1080, 47418), (1129, 45360), (1134, 45160), (1260, 40644), (1296, 39515), (1512, 33870), (1620, 31612), (1680, 30483), (1890, 27096), (2160, 23709), (2258, 22680), (2268, 22580), (2520, 20322), (2835, 18064), (3024, 16935), (3240, 15806), (3387, 15120), (3780, 13548), (4516, 11340), (4536, 11290), (5040, 10161), (5645, 9072), (5670, 9032), (6480, 7903), (6774, 7560)]