20907887616

素因数分解:

$2^{10}\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 1056

約数和(自身を含む): 83336808960

約数和(自身を除く): 62428921344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 23, 24, 27, 28, 32, 33, 36, 42, 44, 46, 48, 49, 54, 56, 61, 63, 64, 66, 69, 72, 77, 84, 88, 92, 96, 98, 99, 108, 112, 122, 126, 128, 132, 138, 144, 147, 154, 161, 168, 176, 183, 184, 189, 192, 196, 198, 207, 216, 224, 231, 244, 252, 253, 256, 264, 276, 288, 294, 297, 308, 322, 336, 352, 366, 368, 378, 384, 392, 396, 414, 427, 432, 441, 448, 462, 483, 488, 504, 506, 512, 528, 539, 549, 552, 576, 588, 594, 616, 621, 644, 671, 672, 693, 704, 732, 736, 756, 759, 768, 784, 792, 828, 854, 864, 882, 896, 924, 966, 976, 1008, 1012, 1024, 1056, 1078, 1098, 1104, 1127, 1152, 1176, 1188, 1232, 1242, 1281, 1288, 1323, 1342, 1344, 1386, 1403, 1408, 1449, 1464, 1472, 1512, 1518, 1536, 1568, 1584, 1617, 1647, 1656, 1708, 1728, 1764, 1771, 1792, 1848, 1932, 1952, 2013, 2016, 2024, 2079, 2112, 2156, 2196, 2208, 2254, 2277, 2304, 2352, 2376, 2464, 2484, 2562, 2576, 2646, 2684, 2688, 2772, 2806, 2816, 2898, 2928, 2944, 2989, 3024, 3036, 3072, 3136, 3168, 3234, 3294, 3312, 3381, 3416, 3456, 3528, 3542, 3584, 3696, 3843, 3864, 3904, 4026, 4032, 4048, 4158, 4209, 4224, 4312, 4347, 4392, 4416, 4508, 4554, 4608, 4697, 4704, 4752, 4851, 4928, 4968, 5124, 5152, 5292, 5313, 5368, 5376, 5544, 5612, 5632, 5796, 5856, 5888, 5978, 6039, 6048, 6072, 6272, 6336, 6468, 6588, 6624, 6762, 6831, 6832, 6912, 7056, 7084, 7168, 7392, 7686, 7728, 7808, 8052, 8064, 8096, 8316, 8418, 8448, 8624, 8694, 8784, 8832, 8967, 9016, 9108, 9216, 9394, 9408, 9504, 9702, 9821, 9856, 9936, 10143, 10248, 10304, 10584, 10626, 10736, 10752, 11088, 11224, 11264, 11529, 11592, 11712, 11776, 11956, 12078, 12096, 12144, 12397, 12544, 12627, 12672, 12936, 13176, 13248, 13524, 13662, 13664, 13824, 14091, 14112, 14168, 14553, 14784, 15372, 15433, 15456, 15616, 15939, 16104, 16128, 16192, 16632, 16836, 16896, 17248, 17388, 17568, 17664, 17934, 18032, 18117, 18216, 18788, 18816, 19008, 19404, 19642, 19712, 19872, 20286, 20496, 20608, 21168, 21252, 21472, 21504, 22176, 22448, 23058, 23184, 23424, 23552, 23912, 24156, 24192, 24288, 24794, 25088, 25254, 25344, 25872, 26352, 26496, 26901, 27048, 27324, 27328, 27648, 28182, 28224, 28336, 29106, 29463, 29568, 30429, 30744, 30866, 30912, 31232, 31878, 32208, 32256, 32384, 32879, 33264, 33672, 33792, 34496, 34776, 35136, 35328, 35868, 36064, 36234, 36432, 37191, 37576, 37632, 37881, 38016, 38808, 39284, 39424, 39744, 40572, 40992, 41216, 42273, 42336, 42504, 42944, 44352, 44896, 46116, 46299, 46368, 46848, 47817, 47824, 48312, 48384, 48576, 49588, 50176, 50508, 50688, 51744, 52704, 52992, 53802, 54096, 54648, 54656, 56364, 56448, 56672, 58212, 58926, 59136, 60858, 61488, 61732, 61824, 62464, 63756, 64416, 64512, 64768, 65758, 66528, 67344, 68747, 68992, 69552, 70272, 70656, 71736, 72128, 72468, 72864, 74382, 75152, 75264, 75762, 76032, 77616, 78568, 78848, 79488, 80703, 81144, 81984, 82432, 84546, 84672, 85008, 85888, 88389, 88704, 89792, 92232, 92598, 92736, 93696, 95634, 95648, 96624, 96768, 97152, 98637, 99176, 101016, 101376, 103488, 105408, 105984, 107604, 108031, 108192, 109296, 109312, 111573, 112728, 112896, 113344, 116424, 117852, 118272, 121716, 122976, 123464, 123648, 126819, 127512, 128832, 129536, 131516, 133056, 134688, 137494, 137984, 138897, 139104, 140544, 143472, 144256, 144936, 145728, 148764, 150304, 150528, 151524, 152064, 155232, 157136, 158976, 161406, 162288, 163968, 164864, 169092, 169344, 170016, 171776, 176778, 177408, 179584, 184464, 185196, 185472, 187392, 191268, 191296, 193248, 193536, 194304, 197274, 198352, 202032, 206241, 206976, 210816, 211968, 215208, 216062, 216384, 218592, 218624, 223146, 225456, 225792, 226688, 232848, 235704, 236544, 243432, 245952, 246928, 247296, 253638, 255024, 257664, 259072, 263032, 265167, 266112, 269376, 274988, 275968, 277794, 278208, 281088, 286944, 288512, 289872, 291456, 295911, 297528, 300608, 303048, 304128, 310464, 314272, 317952, 322812, 324093, 324576, 327936, 334719, 338184, 338688, 340032, 343552, 353556, 354816, 359168, 368928, 370392, 370944, 382536, 382592, 386496, 388608, 394548, 396704, 404064, 412482, 413952, 416691, 421632, 430416, 432124, 432768, 437184, 437248, 446292, 450912, 451584, 453376, 465696, 471408, 486864, 491904, 493856, 494592, 507276, 510048, 515328, 526064, 530334, 532224, 538752, 549976, 551936, 555588, 556416, 562176, 573888, 577024, 579744, 582912, 591822, 595056, 601216, 606096, 618723, 620928, 628544, 635904, 645624, 648186, 649152, 655872, 669438, 676368, 677376, 680064, 687104, 707112, 709632, 718336, 737856, 740784, 741888, 756217, 765072, 765184, 772992, 777216, 789096, 793408, 808128, 824964, 827904, 833382, 843264, 860832, 864248, 865536, 874368, 887733, 892584, 901824, 906752, 931392, 942816, 972279, 973728, 983808, 987712, 1014552, 1020096, 1030656, 1052128, 1060668, 1064448, 1077504, 1099952, 1111176, 1112832, 1147776, 1154048, 1159488, 1165824, 1183644, 1190112, 1202432, 1212192, 1237446, 1241856, 1257088, 1291248, 1296372, 1298304, 1311744, 1338876, 1352736, 1354752, 1360128, 1414224, 1436672, 1475712, 1481568, 1483776, 1512434, 1530144, 1530368, 1545984, 1578192, 1586816, 1616256, 1649928, 1655808, 1666764, 1686528, 1721664, 1728496, 1731072, 1748736, 1775466, 1785168, 1803648, 1813504, 1856169, 1862784, 1885632, 1944558, 1947456, 1967616, 1975424, 2029104, 2040192, 2061312, 2104256, 2121336, 2128896, 2155008, 2199904, 2222352, 2225664, 2268651, 2295552, 2318976, 2331648, 2367288, 2380224, 2404864, 2424384, 2474892, 2483712, 2514176, 2582496, 2592744, 2596608, 2677752, 2705472, 2720256, 2828448, 2916837, 2951424, 2963136, 3024868, 3060288, 3060736, 3091968, 3156384, 3173632, 3232512, 3299856, 3333528, 3443328, 3456992, 3462144, 3497472, 3550932, 3570336, 3607296, 3712338, 3725568, 3771264, 3889116, 3894912, 3935232, 3950848, 4058208, 4080384, 4208512, 4242672, 4310016, 4399808, 4444704, 4451328, 4537302, 4591104, 4637952, 4734576, 4760448, 4809728, 4848768, 4949784, 4967424, 5028352, 5164992, 5185488, 5193216, 5355504, 5410944, 5440512, 5656896, 5833674, 5902848, 5926272, 6049736, 6120576, 6183936, 6312768, 6347264, 6465024, 6599712, 6667056, 6805953, 6886656, 6913984, 6994944, 7101864, 7140672, 7214592, 7424676, 7451136, 7542528, 7778232, 7789824, 7901696, 8116416, 8160768, 8417024, 8485344, 8799616, 8889408, 9074604, 9182208, 9275904, 9469152, 9520896, 9697536, 9899568, 10056704, 10329984, 10370976, 10386432, 10711008, 10821888, 11313792, 11667348, 11805696, 11852544, 12099472, 12241152, 12625536, 12694528, 12930048, 13199424, 13334112, 13611906, 13773312, 13827968, 14203728, 14281344, 14429184, 14849352, 14902272, 15085056, 15556464, 15579648, 15803392, 16232832, 16321536, 16834048, 16970688, 17599232, 17778816, 18149208, 18551808, 18938304, 19041792, 19395072, 19799136, 20417859, 20659968, 20741952, 21422016, 21643776, 22627584, 23334696, 23705088, 24198944, 24482304, 25251072, 26398848, 26668224, 27223812, 27546624, 27655936, 28407456, 28562688, 29698704, 30170112, 31112928, 31159296, 32465664, 33668096, 33941376, 35198464, 35557632, 36298416, 37876608, 38083584, 38790144, 39598272, 40835718, 41319936, 41483904, 42844032, 43287552, 45255168, 46669392, 47410176, 48397888, 48964608, 50502144, 52797696, 53336448, 54447624, 55311872, 56814912, 57125376, 59397408, 62225856, 64931328, 67882752, 70396928, 71115264, 72596832, 75753216, 79196544, 81671436, 82639872, 82967808, 85688064, 90510336, 93338784, 96795776, 101004288, 105595392, 106672896, 108895248, 110623744, 113629824, 114250752, 118794816, 124451712, 129862656, 135765504, 142230528, 145193664, 151506432, 158393088, 163342872, 165935616, 171376128, 186677568, 193591552, 211190784, 213345792, 217790496, 227259648, 237589632, 248903424, 271531008, 290387328, 303012864, 316786176, 326685744, 331871232, 342752256, 373355136, 387183104, 426691584, 435580992, 454519296, 475179264, 497806848, 580774656, 633572352, 653371488, 746710272, 774366208, 871161984, 909038592, 950358528, 995613696, 1161549312, 1306742976, 1493420544, 1742323968, 1900717056, 2323098624, 2613485952, 2986841088, 3484647936, 5226971904, 6969295872, 10453943808, 20907887616]

約数ペア:

[(1, 20907887616), (2, 10453943808), (3, 6969295872), (4, 5226971904), (6, 3484647936), (7, 2986841088), (8, 2613485952), (9, 2323098624), (11, 1900717056), (12, 1742323968), (14, 1493420544), (16, 1306742976), (18, 1161549312), (21, 995613696), (22, 950358528), (23, 909038592), (24, 871161984), (27, 774366208), (28, 746710272), (32, 653371488), (33, 633572352), (36, 580774656), (42, 497806848), (44, 475179264), (46, 454519296), (48, 435580992), (49, 426691584), (54, 387183104), (56, 373355136), (61, 342752256), (63, 331871232), (64, 326685744), (66, 316786176), (69, 303012864), (72, 290387328), (77, 271531008), (84, 248903424), (88, 237589632), (92, 227259648), (96, 217790496), (98, 213345792), (99, 211190784), (108, 193591552), (112, 186677568), (122, 171376128), (126, 165935616), (128, 163342872), (132, 158393088), (138, 151506432), (144, 145193664), (147, 142230528), (154, 135765504), (161, 129862656), (168, 124451712), (176, 118794816), (183, 114250752), (184, 113629824), (189, 110623744), (192, 108895248), (196, 106672896), (198, 105595392), (207, 101004288), (216, 96795776), (224, 93338784), (231, 90510336), (244, 85688064), (252, 82967808), (253, 82639872), (256, 81671436), (264, 79196544), (276, 75753216), (288, 72596832), (294, 71115264), (297, 70396928), (308, 67882752), (322, 64931328), (336, 62225856), (352, 59397408), (366, 57125376), (368, 56814912), (378, 55311872), (384, 54447624), (392, 53336448), (396, 52797696), (414, 50502144), (427, 48964608), (432, 48397888), (441, 47410176), (448, 46669392), (462, 45255168), (483, 43287552), (488, 42844032), (504, 41483904), (506, 41319936), (512, 40835718), (528, 39598272), (539, 38790144), (549, 38083584), (552, 37876608), (576, 36298416), (588, 35557632), (594, 35198464), (616, 33941376), (621, 33668096), (644, 32465664), (671, 31159296), (672, 31112928), (693, 30170112), (704, 29698704), (732, 28562688), (736, 28407456), (756, 27655936), (759, 27546624), (768, 27223812), (784, 26668224), (792, 26398848), (828, 25251072), (854, 24482304), (864, 24198944), (882, 23705088), (896, 23334696), (924, 22627584), (966, 21643776), (976, 21422016), (1008, 20741952), (1012, 20659968), (1024, 20417859), (1056, 19799136), (1078, 19395072), (1098, 19041792), (1104, 18938304), (1127, 18551808), (1152, 18149208), (1176, 17778816), (1188, 17599232), (1232, 16970688), (1242, 16834048), (1281, 16321536), (1288, 16232832), (1323, 15803392), (1342, 15579648), (1344, 15556464), (1386, 15085056), (1403, 14902272), (1408, 14849352), (1449, 14429184), (1464, 14281344), (1472, 14203728), (1512, 13827968), (1518, 13773312), (1536, 13611906), (1568, 13334112), (1584, 13199424), (1617, 12930048), (1647, 12694528), (1656, 12625536), (1708, 12241152), (1728, 12099472), (1764, 11852544), (1771, 11805696), (1792, 11667348), (1848, 11313792), (1932, 10821888), (1952, 10711008), (2013, 10386432), (2016, 10370976), (2024, 10329984), (2079, 10056704), (2112, 9899568), (2156, 9697536), (2196, 9520896), (2208, 9469152), (2254, 9275904), (2277, 9182208), (2304, 9074604), (2352, 8889408), (2376, 8799616), (2464, 8485344), (2484, 8417024), (2562, 8160768), (2576, 8116416), (2646, 7901696), (2684, 7789824), (2688, 7778232), (2772, 7542528), (2806, 7451136), (2816, 7424676), (2898, 7214592), (2928, 7140672), (2944, 7101864), (2989, 6994944), (3024, 6913984), (3036, 6886656), (3072, 6805953), (3136, 6667056), (3168, 6599712), (3234, 6465024), (3294, 6347264), (3312, 6312768), (3381, 6183936), (3416, 6120576), (3456, 6049736), (3528, 5926272), (3542, 5902848), (3584, 5833674), (3696, 5656896), (3843, 5440512), (3864, 5410944), (3904, 5355504), (4026, 5193216), (4032, 5185488), (4048, 5164992), (4158, 5028352), (4209, 4967424), (4224, 4949784), (4312, 4848768), (4347, 4809728), (4392, 4760448), (4416, 4734576), (4508, 4637952), (4554, 4591104), (4608, 4537302), (4697, 4451328), (4704, 4444704), (4752, 4399808), (4851, 4310016), (4928, 4242672), (4968, 4208512), (5124, 4080384), (5152, 4058208), (5292, 3950848), (5313, 3935232), (5368, 3894912), (5376, 3889116), (5544, 3771264), (5612, 3725568), (5632, 3712338), (5796, 3607296), (5856, 3570336), (5888, 3550932), (5978, 3497472), (6039, 3462144), (6048, 3456992), (6072, 3443328), (6272, 3333528), (6336, 3299856), (6468, 3232512), (6588, 3173632), (6624, 3156384), (6762, 3091968), (6831, 3060736), (6832, 3060288), (6912, 3024868), (7056, 2963136), (7084, 2951424), (7168, 2916837), (7392, 2828448), (7686, 2720256), (7728, 2705472), (7808, 2677752), (8052, 2596608), (8064, 2592744), (8096, 2582496), (8316, 2514176), (8418, 2483712), (8448, 2474892), (8624, 2424384), (8694, 2404864), (8784, 2380224), (8832, 2367288), (8967, 2331648), (9016, 2318976), (9108, 2295552), (9216, 2268651), (9394, 2225664), (9408, 2222352), (9504, 2199904), (9702, 2155008), (9821, 2128896), (9856, 2121336), (9936, 2104256), (10143, 2061312), (10248, 2040192), (10304, 2029104), (10584, 1975424), (10626, 1967616), (10736, 1947456), (10752, 1944558), (11088, 1885632), (11224, 1862784), (11264, 1856169), (11529, 1813504), (11592, 1803648), (11712, 1785168), (11776, 1775466), (11956, 1748736), (12078, 1731072), (12096, 1728496), (12144, 1721664), (12397, 1686528), (12544, 1666764), (12627, 1655808), (12672, 1649928), (12936, 1616256), (13176, 1586816), (13248, 1578192), (13524, 1545984), (13662, 1530368), (13664, 1530144), (13824, 1512434), (14091, 1483776), (14112, 1481568), (14168, 1475712), (14553, 1436672), (14784, 1414224), (15372, 1360128), (15433, 1354752), (15456, 1352736), (15616, 1338876), (15939, 1311744), (16104, 1298304), (16128, 1296372), (16192, 1291248), (16632, 1257088), (16836, 1241856), (16896, 1237446), (17248, 1212192), (17388, 1202432), (17568, 1190112), (17664, 1183644), (17934, 1165824), (18032, 1159488), (18117, 1154048), (18216, 1147776), (18788, 1112832), (18816, 1111176), (19008, 1099952), (19404, 1077504), (19642, 1064448), (19712, 1060668), (19872, 1052128), (20286, 1030656), (20496, 1020096), (20608, 1014552), (21168, 987712), (21252, 983808), (21472, 973728), (21504, 972279), (22176, 942816), (22448, 931392), (23058, 906752), (23184, 901824), (23424, 892584), (23552, 887733), (23912, 874368), (24156, 865536), (24192, 864248), (24288, 860832), (24794, 843264), (25088, 833382), (25254, 827904), (25344, 824964), (25872, 808128), (26352, 793408), (26496, 789096), (26901, 777216), (27048, 772992), (27324, 765184), (27328, 765072), (27648, 756217), (28182, 741888), (28224, 740784), (28336, 737856), (29106, 718336), (29463, 709632), (29568, 707112), (30429, 687104), (30744, 680064), (30866, 677376), (30912, 676368), (31232, 669438), (31878, 655872), (32208, 649152), (32256, 648186), (32384, 645624), (32879, 635904), (33264, 628544), (33672, 620928), (33792, 618723), (34496, 606096), (34776, 601216), (35136, 595056), (35328, 591822), (35868, 582912), (36064, 579744), (36234, 577024), (36432, 573888), (37191, 562176), (37576, 556416), (37632, 555588), (37881, 551936), (38016, 549976), (38808, 538752), (39284, 532224), (39424, 530334), (39744, 526064), (40572, 515328), (40992, 510048), (41216, 507276), (42273, 494592), (42336, 493856), (42504, 491904), (42944, 486864), (44352, 471408), (44896, 465696), (46116, 453376), (46299, 451584), (46368, 450912), (46848, 446292), (47817, 437248), (47824, 437184), (48312, 432768), (48384, 432124), (48576, 430416), (49588, 421632), (50176, 416691), (50508, 413952), (50688, 412482), (51744, 404064), (52704, 396704), (52992, 394548), (53802, 388608), (54096, 386496), (54648, 382592), (54656, 382536), (56364, 370944), (56448, 370392), (56672, 368928), (58212, 359168), (58926, 354816), (59136, 353556), (60858, 343552), (61488, 340032), (61732, 338688), (61824, 338184), (62464, 334719), (63756, 327936), (64416, 324576), (64512, 324093), (64768, 322812), (65758, 317952), (66528, 314272), (67344, 310464), (68747, 304128), (68992, 303048), (69552, 300608), (70272, 297528), (70656, 295911), (71736, 291456), (72128, 289872), (72468, 288512), (72864, 286944), (74382, 281088), (75152, 278208), (75264, 277794), (75762, 275968), (76032, 274988), (77616, 269376), (78568, 266112), (78848, 265167), (79488, 263032), (80703, 259072), (81144, 257664), (81984, 255024), (82432, 253638), (84546, 247296), (84672, 246928), (85008, 245952), (85888, 243432), (88389, 236544), (88704, 235704), (89792, 232848), (92232, 226688), (92598, 225792), (92736, 225456), (93696, 223146), (95634, 218624), (95648, 218592), (96624, 216384), (96768, 216062), (97152, 215208), (98637, 211968), (99176, 210816), (101016, 206976), (101376, 206241), (103488, 202032), (105408, 198352), (105984, 197274), (107604, 194304), (108031, 193536), (108192, 193248), (109296, 191296), (109312, 191268), (111573, 187392), (112728, 185472), (112896, 185196), (113344, 184464), (116424, 179584), (117852, 177408), (118272, 176778), (121716, 171776), (122976, 170016), (123464, 169344), (123648, 169092), (126819, 164864), (127512, 163968), (128832, 162288), (129536, 161406), (131516, 158976), (133056, 157136), (134688, 155232), (137494, 152064), (137984, 151524), (138897, 150528), (139104, 150304), (140544, 148764), (143472, 145728), (144256, 144936)]