20207081664

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 1120

約数和(自身を含む): 81574428672

約数和(自身を除く): 61367347008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 23, 24, 27, 28, 31, 32, 33, 36, 42, 44, 46, 48, 54, 56, 62, 63, 64, 66, 69, 71, 72, 77, 81, 84, 88, 92, 93, 96, 99, 108, 112, 124, 126, 132, 138, 142, 144, 154, 161, 162, 168, 176, 184, 186, 189, 192, 198, 207, 213, 216, 217, 224, 231, 248, 252, 253, 264, 276, 279, 284, 288, 297, 308, 322, 324, 336, 341, 352, 368, 372, 378, 396, 414, 426, 432, 434, 448, 462, 483, 496, 497, 504, 506, 528, 552, 558, 567, 568, 576, 594, 616, 621, 639, 644, 648, 651, 672, 682, 693, 704, 713, 736, 744, 756, 759, 781, 792, 828, 837, 852, 864, 868, 891, 924, 966, 992, 994, 1008, 1012, 1023, 1056, 1104, 1116, 1134, 1136, 1188, 1232, 1242, 1278, 1288, 1296, 1302, 1344, 1364, 1386, 1426, 1449, 1472, 1488, 1491, 1512, 1518, 1562, 1584, 1633, 1656, 1674, 1704, 1728, 1736, 1771, 1782, 1848, 1863, 1917, 1932, 1953, 1984, 1988, 2016, 2024, 2046, 2079, 2112, 2139, 2201, 2208, 2232, 2268, 2272, 2277, 2343, 2376, 2387, 2464, 2484, 2511, 2556, 2576, 2592, 2604, 2728, 2772, 2852, 2898, 2976, 2982, 3024, 3036, 3069, 3124, 3168, 3266, 3312, 3348, 3408, 3472, 3542, 3564, 3696, 3726, 3834, 3864, 3906, 3976, 4032, 4048, 4092, 4158, 4278, 4347, 4402, 4416, 4464, 4473, 4536, 4544, 4554, 4686, 4752, 4774, 4899, 4928, 4968, 4991, 5022, 5112, 5152, 5184, 5208, 5313, 5456, 5467, 5544, 5704, 5751, 5796, 5859, 5952, 5964, 6048, 6072, 6138, 6237, 6248, 6336, 6417, 6532, 6603, 6624, 6696, 6816, 6831, 6944, 7029, 7084, 7128, 7161, 7392, 7452, 7668, 7728, 7812, 7843, 7952, 8096, 8184, 8316, 8556, 8694, 8804, 8928, 8946, 9072, 9108, 9207, 9372, 9504, 9548, 9798, 9936, 9982, 10044, 10224, 10304, 10416, 10626, 10912, 10934, 11088, 11408, 11431, 11502, 11592, 11718, 11928, 12096, 12144, 12276, 12474, 12496, 12834, 13041, 13064, 13206, 13248, 13392, 13419, 13632, 13662, 13888, 14058, 14168, 14256, 14322, 14697, 14784, 14904, 14973, 15336, 15407, 15456, 15624, 15686, 15904, 15939, 16192, 16368, 16401, 16632, 17112, 17388, 17577, 17608, 17856, 17892, 17963, 18144, 18216, 18414, 18744, 19008, 19096, 19251, 19596, 19809, 19872, 19964, 20088, 20448, 20493, 20832, 21087, 21252, 21483, 21824, 21868, 22176, 22816, 22862, 23004, 23184, 23436, 23529, 23856, 24211, 24288, 24552, 24948, 24992, 25668, 26082, 26128, 26412, 26784, 26838, 27324, 27621, 28116, 28336, 28512, 28644, 29394, 29808, 29946, 30672, 30814, 30912, 31248, 31372, 31808, 31878, 32736, 32802, 33264, 34224, 34293, 34776, 35154, 35216, 35784, 35926, 36288, 36432, 36828, 37488, 38192, 38502, 39192, 39618, 39744, 39928, 40176, 40257, 40896, 40986, 41664, 42174, 42504, 42966, 43736, 44091, 44352, 44919, 45632, 45724, 46008, 46221, 46368, 46872, 47058, 47712, 47817, 48422, 48576, 49104, 49203, 49896, 49984, 50623, 51336, 52164, 52256, 52824, 53568, 53676, 53889, 54648, 54901, 55242, 56232, 56672, 57024, 57288, 57753, 58788, 59427, 59616, 59892, 61344, 61628, 62496, 62744, 63261, 63756, 64449, 65472, 65604, 66528, 68448, 68586, 69552, 70308, 70432, 70587, 71568, 71852, 72633, 72864, 73656, 74976, 76384, 77004, 78384, 79236, 79856, 80352, 80514, 81972, 84348, 85008, 85932, 87472, 88182, 89838, 91448, 92016, 92442, 92736, 93744, 94116, 95424, 95634, 96844, 98208, 98406, 99792, 101246, 102672, 102879, 104328, 104512, 105648, 107352, 107778, 109296, 109802, 110484, 112464, 113344, 114576, 115506, 117576, 118854, 119232, 119784, 122688, 123256, 124992, 125488, 125741, 126522, 127512, 128898, 131208, 132273, 133056, 134757, 136896, 137172, 138663, 139104, 140616, 140864, 141174, 143136, 143451, 143704, 145266, 145728, 147312, 147609, 149952, 151869, 152768, 154008, 156768, 158472, 159712, 160704, 161028, 161667, 163944, 164703, 168696, 169477, 170016, 171864, 174944, 176364, 178281, 179676, 182896, 184032, 184884, 187488, 188232, 191268, 193347, 193688, 196416, 196812, 199584, 202492, 205344, 205758, 208656, 211296, 211761, 214704, 215556, 217899, 218592, 219604, 220968, 224928, 229152, 231012, 235152, 237708, 239568, 246512, 250976, 251482, 253044, 255024, 257796, 262416, 264546, 269514, 274344, 277326, 278208, 281232, 282348, 286272, 286902, 287408, 290532, 294624, 295218, 303738, 308016, 308637, 313536, 316944, 319424, 322056, 323334, 327888, 329406, 337392, 338954, 340032, 343728, 349888, 352728, 354361, 356562, 359352, 365792, 368064, 369768, 374976, 376464, 377223, 382536, 386694, 387376, 393624, 399168, 404271, 404984, 410688, 411516, 415989, 417312, 422592, 423522, 429408, 431112, 435798, 437184, 439208, 441936, 442827, 449856, 455607, 458304, 462024, 470304, 475416, 479136, 485001, 493024, 494109, 501952, 502964, 506088, 508431, 510048, 515592, 524832, 529092, 539028, 548688, 554652, 556853, 562464, 564696, 573804, 574816, 581064, 589248, 590436, 607476, 616032, 617274, 633888, 635283, 644112, 646668, 653697, 655776, 658812, 674784, 677908, 687456, 705456, 708722, 713124, 718704, 731584, 739536, 752928, 754446, 765072, 773388, 774752, 787248, 808542, 809968, 823032, 831978, 834624, 847044, 858816, 862224, 871596, 878416, 883872, 885654, 911214, 924048, 925911, 940608, 950832, 958272, 970002, 986048, 988218, 1005928, 1012176, 1016862, 1020096, 1031184, 1049664, 1058184, 1063083, 1078056, 1097376, 1109304, 1113706, 1124928, 1129392, 1131669, 1147608, 1149632, 1162128, 1180872, 1214952, 1232064, 1234548, 1247967, 1267776, 1270566, 1288224, 1293336, 1307394, 1311552, 1317624, 1349568, 1355816, 1366821, 1374912, 1410912, 1417444, 1426248, 1437408, 1455003, 1479072, 1482327, 1505856, 1508892, 1525293, 1530144, 1546776, 1549504, 1574496, 1617084, 1619936, 1646064, 1663956, 1670559, 1694088, 1724448, 1743192, 1756832, 1767744, 1771308, 1822428, 1848096, 1851822, 1901664, 1940004, 1961091, 1976436, 2011856, 2024352, 2033724, 2062368, 2116368, 2126166, 2156112, 2194752, 2218608, 2227412, 2258784, 2263338, 2295216, 2324256, 2361744, 2429904, 2469096, 2495934, 2541132, 2576448, 2586672, 2614788, 2635248, 2711632, 2733642, 2821824, 2834888, 2852496, 2874816, 2910006, 2958144, 2964654, 3017784, 3050586, 3060288, 3093552, 3148992, 3189249, 3234168, 3239872, 3292128, 3327912, 3341118, 3388176, 3395007, 3448896, 3486384, 3513664, 3542616, 3644856, 3696192, 3703644, 3803328, 3880008, 3897971, 3922182, 3952872, 4023712, 4048704, 4067448, 4100463, 4124736, 4232736, 4252332, 4312224, 4437216, 4446981, 4454824, 4517568, 4526676, 4575879, 4590432, 4648512, 4723488, 4859808, 4938192, 4991868, 5011677, 5082264, 5173344, 5229576, 5270496, 5423264, 5467284, 5669776, 5704992, 5820012, 5929308, 6035568, 6101172, 6187104, 6378498, 6468336, 6584256, 6655824, 6682236, 6776352, 6790014, 6972768, 7085232, 7289712, 7407288, 7760016, 7795942, 7844364, 7905744, 8047424, 8134896, 8200926, 8465472, 8504664, 8624448, 8874432, 8893962, 8909648, 9053352, 9151758, 9180864, 9446976, 9567747, 9719616, 9876384, 9983736, 10023354, 10164528, 10185021, 10346688, 10459152, 10540992, 10846528, 10934568, 11339552, 11409984, 11640024, 11693913, 11858616, 12071136, 12202344, 12374208, 12756996, 12936672, 13311648, 13364472, 13552704, 13580028, 13727637, 13945536, 14170464, 14579424, 14814576, 15035031, 15520032, 15591884, 15688728, 15811488, 16269792, 16401852, 17009328, 17787924, 17819296, 18106704, 18303516, 19135494, 19752768, 19967472, 20046708, 20329056, 20370042, 20918304, 21869136, 22679104, 23280048, 23387826, 23717232, 24142272, 24404688, 25513992, 25873344, 26623296, 26728944, 27160056, 27455274, 28340928, 28703241, 29158848, 29629152, 30070062, 31040064, 31183768, 31377456, 31622976, 32539584, 32803704, 34018656, 35081739, 35575848, 35638592, 36213408, 36607032, 38270988, 39934944, 40093416, 40658112, 40740084, 41836608, 43738272, 45105093, 46560096, 46775652, 47434464, 48809376, 51027984, 53457888, 54320112, 54910548, 57406482, 59258304, 60140124, 62367536, 62754912, 65607408, 68037312, 70163478, 71151696, 72426816, 73214064, 76541976, 79869888, 80186832, 81480168, 87476544, 90210186, 93120192, 93551304, 94868928, 97618752, 102055968, 105245217, 106915776, 108640224, 109821096, 114812964, 120280248, 124735072, 125509824, 131214816, 140326956, 142303392, 146428128, 153083952, 160373664, 162960336, 180420372, 187102608, 204111936, 210490434, 217280448, 219642192, 229625928, 240560496, 249470144, 262429632, 280653912, 284606784, 292856256, 306167904, 315735651, 320747328, 325920672, 360840744, 374205216, 420980868, 439284384, 459251856, 481120992, 561307824, 612335808, 631471302, 651841344, 721681488, 748410432, 841961736, 878568768, 918503712, 962241984, 1122615648, 1262942604, 1443362976, 1683923472, 1837007424, 2245231296, 2525885208, 2886725952, 3367846944, 5051770416, 6735693888, 10103540832, 20207081664]

約数ペア:

[(1, 20207081664), (2, 10103540832), (3, 6735693888), (4, 5051770416), (6, 3367846944), (7, 2886725952), (8, 2525885208), (9, 2245231296), (11, 1837007424), (12, 1683923472), (14, 1443362976), (16, 1262942604), (18, 1122615648), (21, 962241984), (22, 918503712), (23, 878568768), (24, 841961736), (27, 748410432), (28, 721681488), (31, 651841344), (32, 631471302), (33, 612335808), (36, 561307824), (42, 481120992), (44, 459251856), (46, 439284384), (48, 420980868), (54, 374205216), (56, 360840744), (62, 325920672), (63, 320747328), (64, 315735651), (66, 306167904), (69, 292856256), (71, 284606784), (72, 280653912), (77, 262429632), (81, 249470144), (84, 240560496), (88, 229625928), (92, 219642192), (93, 217280448), (96, 210490434), (99, 204111936), (108, 187102608), (112, 180420372), (124, 162960336), (126, 160373664), (132, 153083952), (138, 146428128), (142, 142303392), (144, 140326956), (154, 131214816), (161, 125509824), (162, 124735072), (168, 120280248), (176, 114812964), (184, 109821096), (186, 108640224), (189, 106915776), (192, 105245217), (198, 102055968), (207, 97618752), (213, 94868928), (216, 93551304), (217, 93120192), (224, 90210186), (231, 87476544), (248, 81480168), (252, 80186832), (253, 79869888), (264, 76541976), (276, 73214064), (279, 72426816), (284, 71151696), (288, 70163478), (297, 68037312), (308, 65607408), (322, 62754912), (324, 62367536), (336, 60140124), (341, 59258304), (352, 57406482), (368, 54910548), (372, 54320112), (378, 53457888), (396, 51027984), (414, 48809376), (426, 47434464), (432, 46775652), (434, 46560096), (448, 45105093), (462, 43738272), (483, 41836608), (496, 40740084), (497, 40658112), (504, 40093416), (506, 39934944), (528, 38270988), (552, 36607032), (558, 36213408), (567, 35638592), (568, 35575848), (576, 35081739), (594, 34018656), (616, 32803704), (621, 32539584), (639, 31622976), (644, 31377456), (648, 31183768), (651, 31040064), (672, 30070062), (682, 29629152), (693, 29158848), (704, 28703241), (713, 28340928), (736, 27455274), (744, 27160056), (756, 26728944), (759, 26623296), (781, 25873344), (792, 25513992), (828, 24404688), (837, 24142272), (852, 23717232), (864, 23387826), (868, 23280048), (891, 22679104), (924, 21869136), (966, 20918304), (992, 20370042), (994, 20329056), (1008, 20046708), (1012, 19967472), (1023, 19752768), (1056, 19135494), (1104, 18303516), (1116, 18106704), (1134, 17819296), (1136, 17787924), (1188, 17009328), (1232, 16401852), (1242, 16269792), (1278, 15811488), (1288, 15688728), (1296, 15591884), (1302, 15520032), (1344, 15035031), (1364, 14814576), (1386, 14579424), (1426, 14170464), (1449, 13945536), (1472, 13727637), (1488, 13580028), (1491, 13552704), (1512, 13364472), (1518, 13311648), (1562, 12936672), (1584, 12756996), (1633, 12374208), (1656, 12202344), (1674, 12071136), (1704, 11858616), (1728, 11693913), (1736, 11640024), (1771, 11409984), (1782, 11339552), (1848, 10934568), (1863, 10846528), (1917, 10540992), (1932, 10459152), (1953, 10346688), (1984, 10185021), (1988, 10164528), (2016, 10023354), (2024, 9983736), (2046, 9876384), (2079, 9719616), (2112, 9567747), (2139, 9446976), (2201, 9180864), (2208, 9151758), (2232, 9053352), (2268, 8909648), (2272, 8893962), (2277, 8874432), (2343, 8624448), (2376, 8504664), (2387, 8465472), (2464, 8200926), (2484, 8134896), (2511, 8047424), (2556, 7905744), (2576, 7844364), (2592, 7795942), (2604, 7760016), (2728, 7407288), (2772, 7289712), (2852, 7085232), (2898, 6972768), (2976, 6790014), (2982, 6776352), (3024, 6682236), (3036, 6655824), (3069, 6584256), (3124, 6468336), (3168, 6378498), (3266, 6187104), (3312, 6101172), (3348, 6035568), (3408, 5929308), (3472, 5820012), (3542, 5704992), (3564, 5669776), (3696, 5467284), (3726, 5423264), (3834, 5270496), (3864, 5229576), (3906, 5173344), (3976, 5082264), (4032, 5011677), (4048, 4991868), (4092, 4938192), (4158, 4859808), (4278, 4723488), (4347, 4648512), (4402, 4590432), (4416, 4575879), (4464, 4526676), (4473, 4517568), (4536, 4454824), (4544, 4446981), (4554, 4437216), (4686, 4312224), (4752, 4252332), (4774, 4232736), (4899, 4124736), (4928, 4100463), (4968, 4067448), (4991, 4048704), (5022, 4023712), (5112, 3952872), (5152, 3922182), (5184, 3897971), (5208, 3880008), (5313, 3803328), (5456, 3703644), (5467, 3696192), (5544, 3644856), (5704, 3542616), (5751, 3513664), (5796, 3486384), (5859, 3448896), (5952, 3395007), (5964, 3388176), (6048, 3341118), (6072, 3327912), (6138, 3292128), (6237, 3239872), (6248, 3234168), (6336, 3189249), (6417, 3148992), (6532, 3093552), (6603, 3060288), (6624, 3050586), (6696, 3017784), (6816, 2964654), (6831, 2958144), (6944, 2910006), (7029, 2874816), (7084, 2852496), (7128, 2834888), (7161, 2821824), (7392, 2733642), (7452, 2711632), (7668, 2635248), (7728, 2614788), (7812, 2586672), (7843, 2576448), (7952, 2541132), (8096, 2495934), (8184, 2469096), (8316, 2429904), (8556, 2361744), (8694, 2324256), (8804, 2295216), (8928, 2263338), (8946, 2258784), (9072, 2227412), (9108, 2218608), (9207, 2194752), (9372, 2156112), (9504, 2126166), (9548, 2116368), (9798, 2062368), (9936, 2033724), (9982, 2024352), (10044, 2011856), (10224, 1976436), (10304, 1961091), (10416, 1940004), (10626, 1901664), (10912, 1851822), (10934, 1848096), (11088, 1822428), (11408, 1771308), (11431, 1767744), (11502, 1756832), (11592, 1743192), (11718, 1724448), (11928, 1694088), (12096, 1670559), (12144, 1663956), (12276, 1646064), (12474, 1619936), (12496, 1617084), (12834, 1574496), (13041, 1549504), (13064, 1546776), (13206, 1530144), (13248, 1525293), (13392, 1508892), (13419, 1505856), (13632, 1482327), (13662, 1479072), (13888, 1455003), (14058, 1437408), (14168, 1426248), (14256, 1417444), (14322, 1410912), (14697, 1374912), (14784, 1366821), (14904, 1355816), (14973, 1349568), (15336, 1317624), (15407, 1311552), (15456, 1307394), (15624, 1293336), (15686, 1288224), (15904, 1270566), (15939, 1267776), (16192, 1247967), (16368, 1234548), (16401, 1232064), (16632, 1214952), (17112, 1180872), (17388, 1162128), (17577, 1149632), (17608, 1147608), (17856, 1131669), (17892, 1129392), (17963, 1124928), (18144, 1113706), (18216, 1109304), (18414, 1097376), (18744, 1078056), (19008, 1063083), (19096, 1058184), (19251, 1049664), (19596, 1031184), (19809, 1020096), (19872, 1016862), (19964, 1012176), (20088, 1005928), (20448, 988218), (20493, 986048), (20832, 970002), (21087, 958272), (21252, 950832), (21483, 940608), (21824, 925911), (21868, 924048), (22176, 911214), (22816, 885654), (22862, 883872), (23004, 878416), (23184, 871596), (23436, 862224), (23529, 858816), (23856, 847044), (24211, 834624), (24288, 831978), (24552, 823032), (24948, 809968), (24992, 808542), (25668, 787248), (26082, 774752), (26128, 773388), (26412, 765072), (26784, 754446), (26838, 752928), (27324, 739536), (27621, 731584), (28116, 718704), (28336, 713124), (28512, 708722), (28644, 705456), (29394, 687456), (29808, 677908), (29946, 674784), (30672, 658812), (30814, 655776), (30912, 653697), (31248, 646668), (31372, 644112), (31808, 635283), (31878, 633888), (32736, 617274), (32802, 616032), (33264, 607476), (34224, 590436), (34293, 589248), (34776, 581064), (35154, 574816), (35216, 573804), (35784, 564696), (35926, 562464), (36288, 556853), (36432, 554652), (36828, 548688), (37488, 539028), (38192, 529092), (38502, 524832), (39192, 515592), (39618, 510048), (39744, 508431), (39928, 506088), (40176, 502964), (40257, 501952), (40896, 494109), (40986, 493024), (41664, 485001), (42174, 479136), (42504, 475416), (42966, 470304), (43736, 462024), (44091, 458304), (44352, 455607), (44919, 449856), (45632, 442827), (45724, 441936), (46008, 439208), (46221, 437184), (46368, 435798), (46872, 431112), (47058, 429408), (47712, 423522), (47817, 422592), (48422, 417312), (48576, 415989), (49104, 411516), (49203, 410688), (49896, 404984), (49984, 404271), (50623, 399168), (51336, 393624), (52164, 387376), (52256, 386694), (52824, 382536), (53568, 377223), (53676, 376464), (53889, 374976), (54648, 369768), (54901, 368064), (55242, 365792), (56232, 359352), (56672, 356562), (57024, 354361), (57288, 352728), (57753, 349888), (58788, 343728), (59427, 340032), (59616, 338954), (59892, 337392), (61344, 329406), (61628, 327888), (62496, 323334), (62744, 322056), (63261, 319424), (63756, 316944), (64449, 313536), (65472, 308637), (65604, 308016), (66528, 303738), (68448, 295218), (68586, 294624), (69552, 290532), (70308, 287408), (70432, 286902), (70587, 286272), (71568, 282348), (71852, 281232), (72633, 278208), (72864, 277326), (73656, 274344), (74976, 269514), (76384, 264546), (77004, 262416), (78384, 257796), (79236, 255024), (79856, 253044), (80352, 251482), (80514, 250976), (81972, 246512), (84348, 239568), (85008, 237708), (85932, 235152), (87472, 231012), (88182, 229152), (89838, 224928), (91448, 220968), (92016, 219604), (92442, 218592), (92736, 217899), (93744, 215556), (94116, 214704), (95424, 211761), (95634, 211296), (96844, 208656), (98208, 205758), (98406, 205344), (99792, 202492), (101246, 199584), (102672, 196812), (102879, 196416), (104328, 193688), (104512, 193347), (105648, 191268), (107352, 188232), (107778, 187488), (109296, 184884), (109802, 184032), (110484, 182896), (112464, 179676), (113344, 178281), (114576, 176364), (115506, 174944), (117576, 171864), (118854, 170016), (119232, 169477), (119784, 168696), (122688, 164703), (123256, 163944), (124992, 161667), (125488, 161028), (125741, 160704), (126522, 159712), (127512, 158472), (128898, 156768), (131208, 154008), (132273, 152768), (133056, 151869), (134757, 149952), (136896, 147609), (137172, 147312), (138663, 145728), (139104, 145266), (140616, 143704), (140864, 143451), (141174, 143136)]