21331054080

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{44087}}^1$

素因数の和:44126

約数の個数: 320

約数和(自身を含む): 86595886080

約数和(自身を除く): 65264832000

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, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 10080, 10752, 11520, 12096, 13440, 13824, 15120, 16128, 17280, 17920, 20160, 23040, 24192, 26880, 30240, 32256, 34560, 40320, 44087, 48384, 53760, 60480, 69120, 80640, 88174, 96768, 120960, 132261, 161280, 176348, 220435, 241920, 264522, 308609, 352696, 396783, 440870, 483840, 529044, 617218, 661305, 705392, 793566, 881740, 925827, 1058088, 1190349, 1234436, 1322610, 1410784, 1543045, 1587132, 1763480, 1851654, 1983915, 2116176, 2380698, 2468872, 2645220, 2777481, 2821568, 3086090, 3174264, 3526960, 3703308, 3967830, 4232352, 4629135, 4761396, 4937744, 5290440, 5554962, 5643136, 5951745, 6172180, 6348528, 7053920, 7406616, 7935660, 8332443, 8464704, 9258270, 9522792, 9875488, 10580880, 11109924, 11286272, 11903490, 12344360, 12697056, 13887405, 14107840, 14813232, 15871320, 16664886, 16929408, 18516540, 19045584, 19750976, 21161760, 22219848, 22572544, 23806980, 24688720, 25394112, 27774810, 28215680, 29626464, 31742640, 33329772, 33858816, 37033080, 38091168, 39501952, 41662215, 42323520, 44439696, 47613960, 49377440, 50788224, 55549620, 56431360, 59252928, 63485280, 66659544, 67717632, 74066160, 76182336, 79003904, 83324430, 84647040, 88879392, 95227920, 98754880, 101576448, 111099240, 112862720, 118505856, 126970560, 133319088, 148132320, 152364672, 158007808, 166648860, 169294080, 177758784, 190455840, 197509760, 203152896, 222198480, 237011712, 253941120, 266638176, 296264640, 304729344, 333297720, 338588160, 355517568, 380911680, 395019520, 444396960, 474023424, 507882240, 533276352, 592529280, 609458688, 666595440, 711035136, 761823360, 790039040, 888793920, 1015764480, 1066552704, 1185058560, 1333190880, 1422070272, 1523646720, 1777587840, 2133105408, 2370117120, 2666381760, 3047293440, 3555175680, 4266210816, 5332763520, 7110351360, 10665527040, 21331054080]

約数ペア:

[(1, 21331054080), (2, 10665527040), (3, 7110351360), (4, 5332763520), (5, 4266210816), (6, 3555175680), (7, 3047293440), (8, 2666381760), (9, 2370117120), (10, 2133105408), (12, 1777587840), (14, 1523646720), (15, 1422070272), (16, 1333190880), (18, 1185058560), (20, 1066552704), (21, 1015764480), (24, 888793920), (27, 790039040), (28, 761823360), (30, 711035136), (32, 666595440), (35, 609458688), (36, 592529280), (40, 533276352), (42, 507882240), (45, 474023424), (48, 444396960), (54, 395019520), (56, 380911680), (60, 355517568), (63, 338588160), (64, 333297720), (70, 304729344), (72, 296264640), (80, 266638176), (84, 253941120), (90, 237011712), (96, 222198480), (105, 203152896), (108, 197509760), (112, 190455840), (120, 177758784), (126, 169294080), (128, 166648860), (135, 158007808), (140, 152364672), (144, 148132320), (160, 133319088), (168, 126970560), (180, 118505856), (189, 112862720), (192, 111099240), (210, 101576448), (216, 98754880), (224, 95227920), (240, 88879392), (252, 84647040), (256, 83324430), (270, 79003904), (280, 76182336), (288, 74066160), (315, 67717632), (320, 66659544), (336, 63485280), (360, 59252928), (378, 56431360), (384, 55549620), (420, 50788224), (432, 49377440), (448, 47613960), (480, 44439696), (504, 42323520), (512, 41662215), (540, 39501952), (560, 38091168), (576, 37033080), (630, 33858816), (640, 33329772), (672, 31742640), (720, 29626464), (756, 28215680), (768, 27774810), (840, 25394112), (864, 24688720), (896, 23806980), (945, 22572544), (960, 22219848), (1008, 21161760), (1080, 19750976), (1120, 19045584), (1152, 18516540), (1260, 16929408), (1280, 16664886), (1344, 15871320), (1440, 14813232), (1512, 14107840), (1536, 13887405), (1680, 12697056), (1728, 12344360), (1792, 11903490), (1890, 11286272), (1920, 11109924), (2016, 10580880), (2160, 9875488), (2240, 9522792), (2304, 9258270), (2520, 8464704), (2560, 8332443), (2688, 7935660), (2880, 7406616), (3024, 7053920), (3360, 6348528), (3456, 6172180), (3584, 5951745), (3780, 5643136), (3840, 5554962), (4032, 5290440), (4320, 4937744), (4480, 4761396), (4608, 4629135), (5040, 4232352), (5376, 3967830), (5760, 3703308), (6048, 3526960), (6720, 3174264), (6912, 3086090), (7560, 2821568), (7680, 2777481), (8064, 2645220), (8640, 2468872), (8960, 2380698), (10080, 2116176), (10752, 1983915), (11520, 1851654), (12096, 1763480), (13440, 1587132), (13824, 1543045), (15120, 1410784), (16128, 1322610), (17280, 1234436), (17920, 1190349), (20160, 1058088), (23040, 925827), (24192, 881740), (26880, 793566), (30240, 705392), (32256, 661305), (34560, 617218), (40320, 529044), (44087, 483840), (48384, 440870), (53760, 396783), (60480, 352696), (69120, 308609), (80640, 264522), (88174, 241920), (96768, 220435), (120960, 176348), (132261, 161280)]