820565760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^4\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 360

約数和(自身を含む): 3091631760

約数和(自身を除く): 2271066000

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, 49, 56, 60, 64, 70, 80, 84, 89, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 178, 192, 196, 210, 224, 240, 245, 256, 267, 280, 294, 320, 336, 343, 356, 384, 392, 420, 445, 448, 480, 490, 534, 560, 588, 623, 640, 672, 686, 712, 735, 768, 784, 840, 890, 896, 960, 980, 1029, 1068, 1120, 1176, 1246, 1280, 1335, 1344, 1372, 1424, 1470, 1568, 1680, 1715, 1780, 1792, 1869, 1920, 1960, 2058, 2136, 2240, 2352, 2401, 2492, 2670, 2688, 2744, 2848, 2940, 3115, 3136, 3360, 3430, 3560, 3738, 3840, 3920, 4116, 4272, 4361, 4480, 4704, 4802, 4984, 5145, 5340, 5376, 5488, 5696, 5880, 6230, 6272, 6720, 6860, 7120, 7203, 7476, 7840, 8232, 8544, 8722, 8960, 9345, 9408, 9604, 9968, 10290, 10680, 10976, 11392, 11760, 12005, 12460, 12544, 13083, 13440, 13720, 14240, 14406, 14952, 15680, 16464, 17088, 17444, 18690, 18816, 19208, 19936, 20580, 21360, 21805, 21952, 22784, 23520, 24010, 24920, 26166, 26880, 27440, 28480, 28812, 29904, 30527, 31360, 32928, 34176, 34888, 36015, 37380, 37632, 38416, 39872, 41160, 42720, 43610, 43904, 47040, 48020, 49840, 52332, 54880, 56960, 57624, 59808, 61054, 62720, 65415, 65856, 68352, 69776, 72030, 74760, 76832, 79744, 82320, 85440, 87220, 87808, 91581, 94080, 96040, 99680, 104664, 109760, 113920, 115248, 119616, 122108, 130830, 131712, 139552, 144060, 149520, 152635, 153664, 159488, 164640, 170880, 174440, 183162, 188160, 192080, 199360, 209328, 213689, 219520, 230496, 239232, 244216, 261660, 263424, 279104, 288120, 299040, 305270, 307328, 329280, 341760, 348880, 366324, 384160, 398720, 418656, 427378, 439040, 457905, 460992, 478464, 488432, 523320, 558208, 576240, 598080, 610540, 614656, 641067, 658560, 697760, 732648, 768320, 797440, 837312, 854756, 915810, 921984, 976864, 1046640, 1068445, 1116416, 1152480, 1196160, 1221080, 1282134, 1317120, 1395520, 1465296, 1536640, 1674624, 1709512, 1831620, 1843968, 1953728, 2093280, 2136890, 2304960, 2392320, 2442160, 2564268, 2791040, 2930592, 3073280, 3205335, 3349248, 3419024, 3663240, 3907456, 4186560, 4273780, 4609920, 4884320, 5128536, 5582080, 5861184, 6410670, 6838048, 7326480, 7814912, 8373120, 8547560, 9219840, 9768640, 10257072, 11722368, 12821340, 13676096, 14652960, 16746240, 17095120, 19537280, 20514144, 23444736, 25642680, 27352192, 29305920, 34190240, 39074560, 41028288, 51285360, 54704384, 58611840, 68380480, 82056576, 102570720, 117223680, 136760960, 164113152, 205141440, 273521920, 410282880, 820565760]

約数ペア:

[(1, 820565760), (2, 410282880), (3, 273521920), (4, 205141440), (5, 164113152), (6, 136760960), (7, 117223680), (8, 102570720), (10, 82056576), (12, 68380480), (14, 58611840), (15, 54704384), (16, 51285360), (20, 41028288), (21, 39074560), (24, 34190240), (28, 29305920), (30, 27352192), (32, 25642680), (35, 23444736), (40, 20514144), (42, 19537280), (48, 17095120), (49, 16746240), (56, 14652960), (60, 13676096), (64, 12821340), (70, 11722368), (80, 10257072), (84, 9768640), (89, 9219840), (96, 8547560), (98, 8373120), (105, 7814912), (112, 7326480), (120, 6838048), (128, 6410670), (140, 5861184), (147, 5582080), (160, 5128536), (168, 4884320), (178, 4609920), (192, 4273780), (196, 4186560), (210, 3907456), (224, 3663240), (240, 3419024), (245, 3349248), (256, 3205335), (267, 3073280), (280, 2930592), (294, 2791040), (320, 2564268), (336, 2442160), (343, 2392320), (356, 2304960), (384, 2136890), (392, 2093280), (420, 1953728), (445, 1843968), (448, 1831620), (480, 1709512), (490, 1674624), (534, 1536640), (560, 1465296), (588, 1395520), (623, 1317120), (640, 1282134), (672, 1221080), (686, 1196160), (712, 1152480), (735, 1116416), (768, 1068445), (784, 1046640), (840, 976864), (890, 921984), (896, 915810), (960, 854756), (980, 837312), (1029, 797440), (1068, 768320), (1120, 732648), (1176, 697760), (1246, 658560), (1280, 641067), (1335, 614656), (1344, 610540), (1372, 598080), (1424, 576240), (1470, 558208), (1568, 523320), (1680, 488432), (1715, 478464), (1780, 460992), (1792, 457905), (1869, 439040), (1920, 427378), (1960, 418656), (2058, 398720), (2136, 384160), (2240, 366324), (2352, 348880), (2401, 341760), (2492, 329280), (2670, 307328), (2688, 305270), (2744, 299040), (2848, 288120), (2940, 279104), (3115, 263424), (3136, 261660), (3360, 244216), (3430, 239232), (3560, 230496), (3738, 219520), (3840, 213689), (3920, 209328), (4116, 199360), (4272, 192080), (4361, 188160), (4480, 183162), (4704, 174440), (4802, 170880), (4984, 164640), (5145, 159488), (5340, 153664), (5376, 152635), (5488, 149520), (5696, 144060), (5880, 139552), (6230, 131712), (6272, 130830), (6720, 122108), (6860, 119616), (7120, 115248), (7203, 113920), (7476, 109760), (7840, 104664), (8232, 99680), (8544, 96040), (8722, 94080), (8960, 91581), (9345, 87808), (9408, 87220), (9604, 85440), (9968, 82320), (10290, 79744), (10680, 76832), (10976, 74760), (11392, 72030), (11760, 69776), (12005, 68352), (12460, 65856), (12544, 65415), (13083, 62720), (13440, 61054), (13720, 59808), (14240, 57624), (14406, 56960), (14952, 54880), (15680, 52332), (16464, 49840), (17088, 48020), (17444, 47040), (18690, 43904), (18816, 43610), (19208, 42720), (19936, 41160), (20580, 39872), (21360, 38416), (21805, 37632), (21952, 37380), (22784, 36015), (23520, 34888), (24010, 34176), (24920, 32928), (26166, 31360), (26880, 30527), (27440, 29904), (28480, 28812)]