1212637440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:457

約数の個数: 288

約数和(自身を含む): 4468020480

約数和(自身を除く): 3255383040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 197, 210, 224, 229, 240, 256, 280, 320, 336, 384, 394, 420, 448, 458, 480, 560, 591, 640, 672, 687, 768, 788, 840, 896, 916, 960, 985, 1120, 1145, 1182, 1280, 1344, 1374, 1379, 1576, 1603, 1680, 1792, 1832, 1920, 1970, 2240, 2290, 2364, 2688, 2748, 2758, 2955, 3152, 3206, 3360, 3435, 3664, 3840, 3940, 4137, 4480, 4580, 4728, 4809, 5376, 5496, 5516, 5910, 6304, 6412, 6720, 6870, 6895, 7328, 7880, 8015, 8274, 8960, 9160, 9456, 9618, 10992, 11032, 11820, 12608, 12824, 13440, 13740, 13790, 14656, 15760, 16030, 16548, 18320, 18912, 19236, 20685, 21984, 22064, 23640, 24045, 25216, 25648, 26880, 27480, 27580, 29312, 31520, 32060, 33096, 36640, 37824, 38472, 41370, 43968, 44128, 45113, 47280, 48090, 50432, 51296, 54960, 55160, 58624, 63040, 64120, 66192, 73280, 75648, 76944, 82740, 87936, 88256, 90226, 94560, 96180, 102592, 109920, 110320, 126080, 128240, 132384, 135339, 146560, 151296, 153888, 165480, 175872, 176512, 180452, 189120, 192360, 205184, 219840, 220640, 225565, 252160, 256480, 264768, 270678, 293120, 307776, 315791, 330960, 353024, 360904, 378240, 384720, 410368, 439680, 441280, 451130, 512960, 529536, 541356, 615552, 631582, 661920, 676695, 721808, 756480, 769440, 879360, 882560, 902260, 947373, 1025920, 1059072, 1082712, 1231104, 1263164, 1323840, 1353390, 1443616, 1538880, 1578955, 1765120, 1804520, 1894746, 2051840, 2165424, 2526328, 2647680, 2706780, 2887232, 3077760, 3157910, 3609040, 3789492, 4330848, 4736865, 5052656, 5295360, 5413560, 5774464, 6155520, 6315820, 7218080, 7578984, 8661696, 9473730, 10105312, 10827120, 11548928, 12631640, 14436160, 15157968, 17323392, 18947460, 20210624, 21654240, 25263280, 28872320, 30315936, 34646784, 37894920, 40421248, 43308480, 50526560, 57744640, 60631872, 75789840, 80842496, 86616960, 101053120, 121263744, 151579680, 173233920, 202106240, 242527488, 303159360, 404212480, 606318720, 1212637440]

約数ペア:

[(1, 1212637440), (2, 606318720), (3, 404212480), (4, 303159360), (5, 242527488), (6, 202106240), (7, 173233920), (8, 151579680), (10, 121263744), (12, 101053120), (14, 86616960), (15, 80842496), (16, 75789840), (20, 60631872), (21, 57744640), (24, 50526560), (28, 43308480), (30, 40421248), (32, 37894920), (35, 34646784), (40, 30315936), (42, 28872320), (48, 25263280), (56, 21654240), (60, 20210624), (64, 18947460), (70, 17323392), (80, 15157968), (84, 14436160), (96, 12631640), (105, 11548928), (112, 10827120), (120, 10105312), (128, 9473730), (140, 8661696), (160, 7578984), (168, 7218080), (192, 6315820), (197, 6155520), (210, 5774464), (224, 5413560), (229, 5295360), (240, 5052656), (256, 4736865), (280, 4330848), (320, 3789492), (336, 3609040), (384, 3157910), (394, 3077760), (420, 2887232), (448, 2706780), (458, 2647680), (480, 2526328), (560, 2165424), (591, 2051840), (640, 1894746), (672, 1804520), (687, 1765120), (768, 1578955), (788, 1538880), (840, 1443616), (896, 1353390), (916, 1323840), (960, 1263164), (985, 1231104), (1120, 1082712), (1145, 1059072), (1182, 1025920), (1280, 947373), (1344, 902260), (1374, 882560), (1379, 879360), (1576, 769440), (1603, 756480), (1680, 721808), (1792, 676695), (1832, 661920), (1920, 631582), (1970, 615552), (2240, 541356), (2290, 529536), (2364, 512960), (2688, 451130), (2748, 441280), (2758, 439680), (2955, 410368), (3152, 384720), (3206, 378240), (3360, 360904), (3435, 353024), (3664, 330960), (3840, 315791), (3940, 307776), (4137, 293120), (4480, 270678), (4580, 264768), (4728, 256480), (4809, 252160), (5376, 225565), (5496, 220640), (5516, 219840), (5910, 205184), (6304, 192360), (6412, 189120), (6720, 180452), (6870, 176512), (6895, 175872), (7328, 165480), (7880, 153888), (8015, 151296), (8274, 146560), (8960, 135339), (9160, 132384), (9456, 128240), (9618, 126080), (10992, 110320), (11032, 109920), (11820, 102592), (12608, 96180), (12824, 94560), (13440, 90226), (13740, 88256), (13790, 87936), (14656, 82740), (15760, 76944), (16030, 75648), (16548, 73280), (18320, 66192), (18912, 64120), (19236, 63040), (20685, 58624), (21984, 55160), (22064, 54960), (23640, 51296), (24045, 50432), (25216, 48090), (25648, 47280), (26880, 45113), (27480, 44128), (27580, 43968), (29312, 41370), (31520, 38472), (32060, 37824), (33096, 36640)]