81527040

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{337}}^1$

素因数の和:374

約数の個数: 288

約数和(自身を含む): 331618560

約数和(自身を除く): 250091520

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, 256, 270, 280, 288, 315, 320, 336, 337, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 674, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1011, 1080, 1120, 1152, 1260, 1280, 1344, 1348, 1440, 1512, 1680, 1685, 1728, 1792, 1890, 1920, 2016, 2022, 2160, 2240, 2304, 2359, 2520, 2688, 2696, 2880, 3024, 3033, 3360, 3370, 3456, 3780, 3840, 4032, 4044, 4320, 4480, 4718, 5040, 5055, 5376, 5392, 5760, 6048, 6066, 6720, 6740, 6912, 7077, 7560, 8064, 8088, 8640, 8960, 9099, 9436, 10080, 10110, 10784, 11520, 11795, 12096, 12132, 13440, 13480, 14154, 15120, 15165, 16128, 16176, 17280, 18198, 18872, 20160, 20220, 21231, 21568, 23590, 24192, 24264, 26880, 26960, 28308, 30240, 30330, 32352, 34560, 35385, 36396, 37744, 40320, 40440, 42462, 43136, 45495, 47180, 48384, 48528, 53920, 56616, 60480, 60660, 63693, 64704, 70770, 72792, 75488, 80640, 80880, 84924, 86272, 90990, 94360, 97056, 106155, 107840, 113232, 120960, 121320, 127386, 129408, 141540, 145584, 150976, 161760, 169848, 181980, 188720, 194112, 212310, 215680, 226464, 241920, 242640, 254772, 258816, 283080, 291168, 301952, 318465, 323520, 339696, 363960, 377440, 388224, 424620, 431360, 452928, 485280, 509544, 566160, 582336, 603904, 636930, 647040, 679392, 727920, 754880, 776448, 849240, 905856, 970560, 1019088, 1132320, 1164672, 1273860, 1294080, 1358784, 1455840, 1509760, 1698480, 1811712, 1941120, 2038176, 2264640, 2329344, 2547720, 2717568, 2911680, 3019520, 3396960, 3882240, 4076352, 4529280, 5095440, 5435136, 5823360, 6793920, 8152704, 9058560, 10190880, 11646720, 13587840, 16305408, 20381760, 27175680, 40763520, 81527040]

約数ペア:

[(1, 81527040), (2, 40763520), (3, 27175680), (4, 20381760), (5, 16305408), (6, 13587840), (7, 11646720), (8, 10190880), (9, 9058560), (10, 8152704), (12, 6793920), (14, 5823360), (15, 5435136), (16, 5095440), (18, 4529280), (20, 4076352), (21, 3882240), (24, 3396960), (27, 3019520), (28, 2911680), (30, 2717568), (32, 2547720), (35, 2329344), (36, 2264640), (40, 2038176), (42, 1941120), (45, 1811712), (48, 1698480), (54, 1509760), (56, 1455840), (60, 1358784), (63, 1294080), (64, 1273860), (70, 1164672), (72, 1132320), (80, 1019088), (84, 970560), (90, 905856), (96, 849240), (105, 776448), (108, 754880), (112, 727920), (120, 679392), (126, 647040), (128, 636930), (135, 603904), (140, 582336), (144, 566160), (160, 509544), (168, 485280), (180, 452928), (189, 431360), (192, 424620), (210, 388224), (216, 377440), (224, 363960), (240, 339696), (252, 323520), (256, 318465), (270, 301952), (280, 291168), (288, 283080), (315, 258816), (320, 254772), (336, 242640), (337, 241920), (360, 226464), (378, 215680), (384, 212310), (420, 194112), (432, 188720), (448, 181980), (480, 169848), (504, 161760), (540, 150976), (560, 145584), (576, 141540), (630, 129408), (640, 127386), (672, 121320), (674, 120960), (720, 113232), (756, 107840), (768, 106155), (840, 97056), (864, 94360), (896, 90990), (945, 86272), (960, 84924), (1008, 80880), (1011, 80640), (1080, 75488), (1120, 72792), (1152, 70770), (1260, 64704), (1280, 63693), (1344, 60660), (1348, 60480), (1440, 56616), (1512, 53920), (1680, 48528), (1685, 48384), (1728, 47180), (1792, 45495), (1890, 43136), (1920, 42462), (2016, 40440), (2022, 40320), (2160, 37744), (2240, 36396), (2304, 35385), (2359, 34560), (2520, 32352), (2688, 30330), (2696, 30240), (2880, 28308), (3024, 26960), (3033, 26880), (3360, 24264), (3370, 24192), (3456, 23590), (3780, 21568), (3840, 21231), (4032, 20220), (4044, 20160), (4320, 18872), (4480, 18198), (4718, 17280), (5040, 16176), (5055, 16128), (5376, 15165), (5392, 15120), (5760, 14154), (6048, 13480), (6066, 13440), (6720, 12132), (6740, 12096), (6912, 11795), (7077, 11520), (7560, 10784), (8064, 10110), (8088, 10080), (8640, 9436), (8960, 9099)]