20171427840

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{36479}}^1$

素因数の和:36517

約数の個数: 208

約数和(自身を含む): 71713843200

約数和(自身を除く): 51542415360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8640, 9216, 10240, 11520, 12288, 13824, 15360, 17280, 18432, 20480, 23040, 27648, 30720, 34560, 36479, 36864, 46080, 55296, 61440, 69120, 72958, 92160, 109437, 110592, 138240, 145916, 182395, 184320, 218874, 276480, 291832, 328311, 364790, 437748, 547185, 552960, 583664, 656622, 729580, 875496, 984933, 1094370, 1167328, 1313244, 1459160, 1641555, 1750992, 1969866, 2188740, 2334656, 2626488, 2918320, 3283110, 3501984, 3939732, 4377480, 4669312, 4924665, 5252976, 5836640, 6566220, 7003968, 7879464, 8754960, 9338624, 9849330, 10505952, 11673280, 13132440, 14007936, 15758928, 17509920, 18677248, 19698660, 21011904, 23346560, 26264880, 28015872, 31517856, 35019840, 37354496, 39397320, 42023808, 46693120, 52529760, 56031744, 63035712, 70039680, 74708992, 78794640, 84047616, 93386240, 105059520, 112063488, 126071424, 140079360, 149417984, 157589280, 168095232, 186772480, 210119040, 224126976, 252142848, 280158720, 315178560, 336190464, 373544960, 420238080, 448253952, 504285696, 560317440, 630357120, 672380928, 747089920, 840476160, 1008571392, 1120634880, 1260714240, 1344761856, 1680952320, 2017142784, 2241269760, 2521428480, 3361904640, 4034285568, 5042856960, 6723809280, 10085713920, 20171427840]

約数ペア:

[(1, 20171427840), (2, 10085713920), (3, 6723809280), (4, 5042856960), (5, 4034285568), (6, 3361904640), (8, 2521428480), (9, 2241269760), (10, 2017142784), (12, 1680952320), (15, 1344761856), (16, 1260714240), (18, 1120634880), (20, 1008571392), (24, 840476160), (27, 747089920), (30, 672380928), (32, 630357120), (36, 560317440), (40, 504285696), (45, 448253952), (48, 420238080), (54, 373544960), (60, 336190464), (64, 315178560), (72, 280158720), (80, 252142848), (90, 224126976), (96, 210119040), (108, 186772480), (120, 168095232), (128, 157589280), (135, 149417984), (144, 140079360), (160, 126071424), (180, 112063488), (192, 105059520), (216, 93386240), (240, 84047616), (256, 78794640), (270, 74708992), (288, 70039680), (320, 63035712), (360, 56031744), (384, 52529760), (432, 46693120), (480, 42023808), (512, 39397320), (540, 37354496), (576, 35019840), (640, 31517856), (720, 28015872), (768, 26264880), (864, 23346560), (960, 21011904), (1024, 19698660), (1080, 18677248), (1152, 17509920), (1280, 15758928), (1440, 14007936), (1536, 13132440), (1728, 11673280), (1920, 10505952), (2048, 9849330), (2160, 9338624), (2304, 8754960), (2560, 7879464), (2880, 7003968), (3072, 6566220), (3456, 5836640), (3840, 5252976), (4096, 4924665), (4320, 4669312), (4608, 4377480), (5120, 3939732), (5760, 3501984), (6144, 3283110), (6912, 2918320), (7680, 2626488), (8640, 2334656), (9216, 2188740), (10240, 1969866), (11520, 1750992), (12288, 1641555), (13824, 1459160), (15360, 1313244), (17280, 1167328), (18432, 1094370), (20480, 984933), (23040, 875496), (27648, 729580), (30720, 656622), (34560, 583664), (36479, 552960), (36864, 547185), (46080, 437748), (55296, 364790), (61440, 328311), (69120, 291832), (72958, 276480), (92160, 218874), (109437, 184320), (110592, 182395), (138240, 145916)]