255346560

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2111}}^1$

素因数の和:2146

約数の個数: 256

約数和(自身を含む): 1034035200

約数和(自身を除く): 778688640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2111, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4222, 4320, 4480, 5040, 5760, 6048, 6333, 6720, 7560, 8064, 8444, 8640, 10080, 10555, 12096, 12666, 13440, 14777, 15120, 16888, 17280, 18999, 20160, 21110, 24192, 25332, 29554, 30240, 31665, 33776, 37998, 40320, 42220, 44331, 50664, 56997, 59108, 60480, 63330, 67552, 73885, 75996, 84440, 88662, 94995, 101328, 113994, 118216, 120960, 126660, 132993, 135104, 147770, 151992, 168880, 177324, 189990, 202656, 221655, 227988, 236432, 253320, 265986, 270208, 284985, 295540, 303984, 337760, 354648, 379980, 398979, 405312, 443310, 455976, 472864, 506640, 531972, 569970, 591080, 607968, 664965, 675520, 709296, 759960, 797958, 810624, 886620, 911952, 945728, 1013280, 1063944, 1139940, 1182160, 1215936, 1329930, 1351040, 1418592, 1519920, 1595916, 1773240, 1823904, 1891456, 1994895, 2026560, 2127888, 2279880, 2364320, 2431872, 2659860, 2837184, 3039840, 3191832, 3546480, 3647808, 3989790, 4053120, 4255776, 4559760, 4728640, 5319720, 5674368, 6079680, 6383664, 7092960, 7295616, 7979580, 8511552, 9119520, 9457280, 10639440, 12159360, 12767328, 14185920, 15959160, 17023104, 18239040, 21278880, 25534656, 28371840, 31918320, 36478080, 42557760, 51069312, 63836640, 85115520, 127673280, 255346560]

約数ペア:

[(1, 255346560), (2, 127673280), (3, 85115520), (4, 63836640), (5, 51069312), (6, 42557760), (7, 36478080), (8, 31918320), (9, 28371840), (10, 25534656), (12, 21278880), (14, 18239040), (15, 17023104), (16, 15959160), (18, 14185920), (20, 12767328), (21, 12159360), (24, 10639440), (27, 9457280), (28, 9119520), (30, 8511552), (32, 7979580), (35, 7295616), (36, 7092960), (40, 6383664), (42, 6079680), (45, 5674368), (48, 5319720), (54, 4728640), (56, 4559760), (60, 4255776), (63, 4053120), (64, 3989790), (70, 3647808), (72, 3546480), (80, 3191832), (84, 3039840), (90, 2837184), (96, 2659860), (105, 2431872), (108, 2364320), (112, 2279880), (120, 2127888), (126, 2026560), (128, 1994895), (135, 1891456), (140, 1823904), (144, 1773240), (160, 1595916), (168, 1519920), (180, 1418592), (189, 1351040), (192, 1329930), (210, 1215936), (216, 1182160), (224, 1139940), (240, 1063944), (252, 1013280), (270, 945728), (280, 911952), (288, 886620), (315, 810624), (320, 797958), (336, 759960), (360, 709296), (378, 675520), (384, 664965), (420, 607968), (432, 591080), (448, 569970), (480, 531972), (504, 506640), (540, 472864), (560, 455976), (576, 443310), (630, 405312), (640, 398979), (672, 379980), (720, 354648), (756, 337760), (840, 303984), (864, 295540), (896, 284985), (945, 270208), (960, 265986), (1008, 253320), (1080, 236432), (1120, 227988), (1152, 221655), (1260, 202656), (1344, 189990), (1440, 177324), (1512, 168880), (1680, 151992), (1728, 147770), (1890, 135104), (1920, 132993), (2016, 126660), (2111, 120960), (2160, 118216), (2240, 113994), (2520, 101328), (2688, 94995), (2880, 88662), (3024, 84440), (3360, 75996), (3456, 73885), (3780, 67552), (4032, 63330), (4222, 60480), (4320, 59108), (4480, 56997), (5040, 50664), (5760, 44331), (6048, 42220), (6333, 40320), (6720, 37998), (7560, 33776), (8064, 31665), (8444, 30240), (8640, 29554), (10080, 25332), (10555, 24192), (12096, 21110), (12666, 20160), (13440, 18999), (14777, 17280), (15120, 16888)]