1428588840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:404

約数の個数: 256

約数和(自身を含む): 5029516800

約数和(自身を除く): 3600927960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 97, 105, 120, 140, 168, 178, 194, 197, 210, 267, 280, 291, 356, 388, 394, 420, 445, 485, 534, 582, 591, 623, 679, 712, 776, 788, 840, 890, 970, 985, 1068, 1164, 1182, 1246, 1335, 1358, 1379, 1455, 1576, 1780, 1869, 1940, 1970, 2037, 2136, 2328, 2364, 2492, 2670, 2716, 2758, 2910, 2955, 3115, 3395, 3560, 3738, 3880, 3940, 4074, 4137, 4728, 4984, 5340, 5432, 5516, 5820, 5910, 6230, 6790, 6895, 7476, 7880, 8148, 8274, 8633, 9345, 10185, 10680, 11032, 11640, 11820, 12460, 13580, 13790, 14952, 16296, 16548, 17266, 17533, 18690, 19109, 20370, 20685, 23640, 24920, 25899, 27160, 27580, 33096, 34532, 35066, 37380, 38218, 40740, 41370, 43165, 51798, 52599, 55160, 57327, 60431, 69064, 70132, 74760, 76436, 81480, 82740, 86330, 87665, 95545, 103596, 105198, 114654, 120862, 122731, 129495, 133763, 140264, 152872, 165480, 172660, 175330, 181293, 191090, 207192, 210396, 229308, 241724, 245462, 258990, 262995, 267526, 286635, 302155, 345320, 350660, 362586, 368193, 382180, 401289, 420792, 458616, 483448, 490924, 517980, 525990, 535052, 573270, 604310, 613655, 668815, 701320, 725172, 736386, 764360, 802578, 906465, 981848, 1035960, 1051980, 1070104, 1146540, 1208620, 1227310, 1337630, 1450344, 1472772, 1605156, 1700701, 1812930, 1840965, 2006445, 2103960, 2293080, 2417240, 2454620, 2675260, 2945544, 3210312, 3401402, 3625860, 3681930, 4012890, 4909240, 5102103, 5350520, 6802804, 7251720, 7363860, 8025780, 8503505, 10204206, 11904907, 13605608, 14727720, 16051560, 17007010, 20408412, 23809814, 25510515, 34014020, 35714721, 40816824, 47619628, 51021030, 59524535, 68028040, 71429442, 95239256, 102042060, 119049070, 142858884, 178573605, 204084120, 238098140, 285717768, 357147210, 476196280, 714294420, 1428588840]

約数ペア:

[(1, 1428588840), (2, 714294420), (3, 476196280), (4, 357147210), (5, 285717768), (6, 238098140), (7, 204084120), (8, 178573605), (10, 142858884), (12, 119049070), (14, 102042060), (15, 95239256), (20, 71429442), (21, 68028040), (24, 59524535), (28, 51021030), (30, 47619628), (35, 40816824), (40, 35714721), (42, 34014020), (56, 25510515), (60, 23809814), (70, 20408412), (84, 17007010), (89, 16051560), (97, 14727720), (105, 13605608), (120, 11904907), (140, 10204206), (168, 8503505), (178, 8025780), (194, 7363860), (197, 7251720), (210, 6802804), (267, 5350520), (280, 5102103), (291, 4909240), (356, 4012890), (388, 3681930), (394, 3625860), (420, 3401402), (445, 3210312), (485, 2945544), (534, 2675260), (582, 2454620), (591, 2417240), (623, 2293080), (679, 2103960), (712, 2006445), (776, 1840965), (788, 1812930), (840, 1700701), (890, 1605156), (970, 1472772), (985, 1450344), (1068, 1337630), (1164, 1227310), (1182, 1208620), (1246, 1146540), (1335, 1070104), (1358, 1051980), (1379, 1035960), (1455, 981848), (1576, 906465), (1780, 802578), (1869, 764360), (1940, 736386), (1970, 725172), (2037, 701320), (2136, 668815), (2328, 613655), (2364, 604310), (2492, 573270), (2670, 535052), (2716, 525990), (2758, 517980), (2910, 490924), (2955, 483448), (3115, 458616), (3395, 420792), (3560, 401289), (3738, 382180), (3880, 368193), (3940, 362586), (4074, 350660), (4137, 345320), (4728, 302155), (4984, 286635), (5340, 267526), (5432, 262995), (5516, 258990), (5820, 245462), (5910, 241724), (6230, 229308), (6790, 210396), (6895, 207192), (7476, 191090), (7880, 181293), (8148, 175330), (8274, 172660), (8633, 165480), (9345, 152872), (10185, 140264), (10680, 133763), (11032, 129495), (11640, 122731), (11820, 120862), (12460, 114654), (13580, 105198), (13790, 103596), (14952, 95545), (16296, 87665), (16548, 86330), (17266, 82740), (17533, 81480), (18690, 76436), (19109, 74760), (20370, 70132), (20685, 69064), (23640, 60431), (24920, 57327), (25899, 55160), (27160, 52599), (27580, 51798), (33096, 43165), (34532, 41370), (35066, 40740), (37380, 38218)]