84101760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 256

約数和(自身を含む): 309427200

約数和(自身を除く): 225325440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 157, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 314, 320, 360, 372, 384, 432, 465, 471, 480, 496, 540, 558, 576, 620, 628, 640, 720, 744, 785, 837, 864, 930, 942, 960, 992, 1080, 1116, 1152, 1240, 1256, 1395, 1413, 1440, 1488, 1570, 1674, 1728, 1860, 1884, 1920, 1984, 2160, 2232, 2355, 2480, 2512, 2790, 2826, 2880, 2976, 3140, 3348, 3456, 3720, 3768, 3968, 4185, 4239, 4320, 4464, 4710, 4867, 4960, 5024, 5580, 5652, 5760, 5952, 6280, 6696, 7065, 7440, 7536, 8370, 8478, 8640, 8928, 9420, 9734, 9920, 10048, 11160, 11304, 11904, 12560, 13392, 14130, 14601, 14880, 15072, 16740, 16956, 17280, 17856, 18840, 19468, 19840, 20096, 21195, 22320, 22608, 24335, 25120, 26784, 28260, 29202, 29760, 30144, 33480, 33912, 35712, 37680, 38936, 42390, 43803, 44640, 45216, 48670, 50240, 53568, 56520, 58404, 59520, 60288, 66960, 67824, 73005, 75360, 77872, 84780, 87606, 89280, 90432, 97340, 100480, 107136, 113040, 116808, 131409, 133920, 135648, 146010, 150720, 155744, 169560, 175212, 178560, 180864, 194680, 219015, 226080, 233616, 262818, 267840, 271296, 292020, 301440, 311488, 339120, 350424, 389360, 438030, 452160, 467232, 525636, 535680, 542592, 584040, 622976, 657045, 678240, 700848, 778720, 876060, 904320, 934464, 1051272, 1168080, 1314090, 1356480, 1401696, 1557440, 1752120, 1868928, 2102544, 2336160, 2628180, 2712960, 2803392, 3114880, 3504240, 4205088, 4672320, 5256360, 5606784, 7008480, 8410176, 9344640, 10512720, 14016960, 16820352, 21025440, 28033920, 42050880, 84101760]

約数ペア:

[(1, 84101760), (2, 42050880), (3, 28033920), (4, 21025440), (5, 16820352), (6, 14016960), (8, 10512720), (9, 9344640), (10, 8410176), (12, 7008480), (15, 5606784), (16, 5256360), (18, 4672320), (20, 4205088), (24, 3504240), (27, 3114880), (30, 2803392), (31, 2712960), (32, 2628180), (36, 2336160), (40, 2102544), (45, 1868928), (48, 1752120), (54, 1557440), (60, 1401696), (62, 1356480), (64, 1314090), (72, 1168080), (80, 1051272), (90, 934464), (93, 904320), (96, 876060), (108, 778720), (120, 700848), (124, 678240), (128, 657045), (135, 622976), (144, 584040), (155, 542592), (157, 535680), (160, 525636), (180, 467232), (186, 452160), (192, 438030), (216, 389360), (240, 350424), (248, 339120), (270, 311488), (279, 301440), (288, 292020), (310, 271296), (314, 267840), (320, 262818), (360, 233616), (372, 226080), (384, 219015), (432, 194680), (465, 180864), (471, 178560), (480, 175212), (496, 169560), (540, 155744), (558, 150720), (576, 146010), (620, 135648), (628, 133920), (640, 131409), (720, 116808), (744, 113040), (785, 107136), (837, 100480), (864, 97340), (930, 90432), (942, 89280), (960, 87606), (992, 84780), (1080, 77872), (1116, 75360), (1152, 73005), (1240, 67824), (1256, 66960), (1395, 60288), (1413, 59520), (1440, 58404), (1488, 56520), (1570, 53568), (1674, 50240), (1728, 48670), (1860, 45216), (1884, 44640), (1920, 43803), (1984, 42390), (2160, 38936), (2232, 37680), (2355, 35712), (2480, 33912), (2512, 33480), (2790, 30144), (2826, 29760), (2880, 29202), (2976, 28260), (3140, 26784), (3348, 25120), (3456, 24335), (3720, 22608), (3768, 22320), (3968, 21195), (4185, 20096), (4239, 19840), (4320, 19468), (4464, 18840), (4710, 17856), (4867, 17280), (4960, 16956), (5024, 16740), (5580, 15072), (5652, 14880), (5760, 14601), (5952, 14130), (6280, 13392), (6696, 12560), (7065, 11904), (7440, 11304), (7536, 11160), (8370, 10048), (8478, 9920), (8640, 9734), (8928, 9420)]