1991588085760

素因数分解:

$2^{15}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 768

約数和(自身を含む): 6122374070400

約数和(自身を除く): 4130785984640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 139, 140, 155, 160, 182, 208, 217, 224, 248, 256, 260, 278, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 512, 520, 556, 560, 620, 640, 695, 728, 806, 832, 868, 896, 910, 961, 973, 992, 1024, 1040, 1085, 1112, 1120, 1240, 1280, 1390, 1456, 1612, 1664, 1736, 1792, 1807, 1820, 1922, 1946, 1984, 2015, 2048, 2080, 2170, 2224, 2240, 2480, 2560, 2780, 2821, 2912, 3224, 3328, 3472, 3584, 3614, 3640, 3844, 3892, 3968, 4030, 4096, 4160, 4309, 4340, 4448, 4480, 4805, 4865, 4960, 5120, 5560, 5642, 5824, 6448, 6656, 6727, 6944, 7168, 7228, 7280, 7688, 7784, 7936, 8060, 8192, 8320, 8618, 8680, 8896, 8960, 9035, 9610, 9730, 9920, 10240, 11120, 11284, 11648, 12493, 12649, 12896, 13312, 13454, 13888, 14105, 14336, 14456, 14560, 15376, 15568, 15872, 16120, 16384, 16640, 17236, 17360, 17792, 17920, 18070, 19220, 19460, 19840, 20480, 21545, 22240, 22568, 23296, 24986, 25298, 25792, 26624, 26908, 27776, 28210, 28672, 28912, 29120, 30163, 30752, 31136, 31744, 32240, 32768, 33280, 33635, 34472, 34720, 35584, 35840, 36140, 38440, 38920, 39680, 40960, 43090, 44480, 45136, 46592, 49972, 50596, 51584, 53248, 53816, 55552, 56017, 56420, 57344, 57824, 58240, 60326, 61504, 62272, 62465, 63245, 63488, 64480, 66560, 67270, 68944, 69440, 71168, 71680, 72280, 76880, 77840, 79360, 81920, 86180, 87451, 88960, 90272, 93184, 99944, 101192, 103168, 106496, 107632, 111104, 112034, 112840, 114688, 115648, 116480, 120652, 123008, 124544, 124930, 126490, 126976, 128960, 133120, 133579, 134540, 137888, 138880, 142336, 143360, 144560, 150815, 153760, 155680, 158720, 163840, 172360, 174902, 177920, 180544, 186368, 199888, 202384, 206336, 212992, 215264, 222208, 224068, 225680, 229376, 231296, 232960, 241304, 246016, 249088, 249860, 252980, 253952, 257920, 266240, 267158, 269080, 275776, 277760, 280085, 284672, 286720, 289120, 301630, 307520, 311360, 317440, 344720, 349804, 355840, 361088, 372736, 392119, 399776, 404768, 412672, 425984, 430528, 437255, 444416, 448136, 451360, 462592, 465920, 482608, 492032, 498176, 499720, 505960, 507904, 515840, 532480, 534316, 538160, 551552, 555520, 560170, 569344, 573440, 578240, 603260, 615040, 622720, 634880, 667895, 689440, 699608, 711680, 722176, 745472, 784238, 799552, 809536, 825344, 861056, 874510, 888832, 896272, 902720, 925184, 931840, 935053, 965216, 984064, 996352, 999440, 1011920, 1015808, 1031680, 1064960, 1068632, 1076320, 1103104, 1111040, 1120340, 1138688, 1146880, 1156480, 1206520, 1230080, 1245440, 1269760, 1335790, 1378880, 1399216, 1423360, 1444352, 1490944, 1568476, 1599104, 1619072, 1650688, 1722112, 1736527, 1749020, 1777664, 1792544, 1805440, 1850368, 1863680, 1870106, 1930432, 1960595, 1968128, 1992704, 1998880, 2023840, 2063360, 2129920, 2137264, 2152640, 2206208, 2222080, 2240680, 2277376, 2312960, 2413040, 2460160, 2490880, 2539520, 2671580, 2757760, 2798432, 2846720, 2888704, 2981888, 3136952, 3198208, 3238144, 3301376, 3444224, 3473054, 3498040, 3555328, 3585088, 3610880, 3700736, 3727360, 3740212, 3860864, 3921190, 3936256, 3985408, 3997760, 4047680, 4126720, 4274528, 4305280, 4412416, 4444160, 4481360, 4554752, 4625920, 4675265, 4826080, 4920320, 4981760, 5079040, 5343160, 5515520, 5596864, 5693440, 5777408, 6273904, 6396416, 6476288, 6602752, 6888448, 6946108, 6996080, 7110656, 7170176, 7221760, 7401472, 7454720, 7480424, 7721728, 7842380, 7872512, 7970816, 7995520, 8095360, 8253440, 8549056, 8610560, 8682635, 8824832, 8888320, 8962720, 9251840, 9350530, 9652160, 9840640, 9963520, 10686320, 11031040, 11193728, 11386880, 11554816, 12155689, 12547808, 12792832, 12952576, 13205504, 13776896, 13892216, 13992160, 14340352, 14443520, 14802944, 14909440, 14960848, 15443456, 15684760, 15745024, 15941632, 15991040, 16190720, 16506880, 17098112, 17221120, 17365270, 17649664, 17776640, 17925440, 18503680, 18701060, 19304320, 19681280, 19927040, 21372640, 22062080, 22387456, 22773760, 23109632, 24311378, 25095616, 25585664, 25905152, 27553792, 27784432, 27984320, 28680704, 28887040, 29605888, 29921696, 30886912, 31369520, 31490048, 31883264, 31982080, 32381440, 33013760, 34196224, 34442240, 34730540, 35299328, 35553280, 35850880, 37007360, 37402120, 38608640, 39362560, 39854080, 42745280, 44124160, 44774912, 46219264, 48622756, 50191232, 51171328, 51810304, 55107584, 55568864, 55968640, 57361408, 57774080, 59211776, 59843392, 60778445, 61773824, 62739040, 63964160, 64762880, 66027520, 68392448, 68884480, 69461080, 70598656, 71701760, 74014720, 74804240, 77217280, 78725120, 79708160, 85490560, 88248320, 89549824, 92438528, 97245512, 100382464, 102342656, 103620608, 110215168, 111137728, 111937280, 114722816, 115548160, 119686784, 121556890, 123547648, 125478080, 127928320, 129525760, 136784896, 137768960, 138922160, 141197312, 143403520, 148029440, 149608480, 154434560, 157450240, 159416320, 170981120, 176496640, 179099648, 194491024, 200764928, 204685312, 207241216, 220430336, 222275456, 223874560, 229445632, 231096320, 239373568, 243113780, 247095296, 250956160, 255856640, 259051520, 273569792, 275537920, 277844320, 286807040, 296058880, 299216960, 308869120, 341962240, 352993280, 358199296, 388982048, 401529856, 409370624, 414482432, 444550912, 447749120, 458891264, 462192640, 478747136, 486227560, 494190592, 501912320, 511713280, 518103040, 547139584, 551075840, 555688640, 573614080, 598433920, 617738240, 683924480, 705986560, 716398592, 777964096, 803059712, 889101824, 895498240, 917782528, 957494272, 972455120, 988381184, 1003824640, 1023426560, 1036206080, 1094279168, 1102151680, 1111377280, 1147228160, 1196867840, 1235476480, 1367848960, 1432797184, 1555928192, 1606119424, 1778203648, 1790996480, 1835565056, 1914988544, 1944910240, 2007649280, 2046853120, 2072412160, 2188558336, 2222754560, 2294456320, 2393735680, 2470952960, 2735697920, 2865594368, 3111856384, 3212238848, 3556407296, 3581992960, 3829977088, 3889820480, 4015298560, 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約数ペア:

[(1, 1991588085760), (2, 995794042880), (4, 497897021440), (5, 398317617152), (7, 284512583680), (8, 248948510720), (10, 199158808576), (13, 153199083520), (14, 142256291840), (16, 124474255360), (20, 99579404288), (26, 76599541760), (28, 71128145920), (31, 64244776960), (32, 62237127680), (35, 56902516736), (40, 49789702144), (52, 38299770880), (56, 35564072960), (62, 32122388480), (64, 31118563840), (65, 30639816704), (70, 28451258368), (80, 24894851072), (91, 21885583360), (104, 19149885440), (112, 17782036480), (124, 16061194240), (128, 15559281920), (130, 15319908352), (139, 14327971840), (140, 14225629184), (155, 12848955392), (160, 12447425536), (182, 10942791680), (208, 9574942720), (217, 9177825280), (224, 8891018240), (248, 8030597120), (256, 7779640960), (260, 7659954176), (278, 7163985920), (280, 7112814592), (310, 6424477696), (320, 6223712768), (364, 5471395840), (403, 4941905920), (416, 4787471360), (434, 4588912640), (448, 4445509120), (455, 4377116672), (496, 4015298560), (512, 3889820480), (520, 3829977088), (556, 3581992960), (560, 3556407296), (620, 3212238848), (640, 3111856384), (695, 2865594368), (728, 2735697920), (806, 2470952960), (832, 2393735680), (868, 2294456320), (896, 2222754560), (910, 2188558336), (961, 2072412160), (973, 2046853120), (992, 2007649280), (1024, 1944910240), (1040, 1914988544), (1085, 1835565056), (1112, 1790996480), (1120, 1778203648), (1240, 1606119424), (1280, 1555928192), (1390, 1432797184), (1456, 1367848960), (1612, 1235476480), (1664, 1196867840), (1736, 1147228160), (1792, 1111377280), (1807, 1102151680), (1820, 1094279168), (1922, 1036206080), (1946, 1023426560), (1984, 1003824640), (2015, 988381184), (2048, 972455120), (2080, 957494272), (2170, 917782528), (2224, 895498240), (2240, 889101824), (2480, 803059712), (2560, 777964096), (2780, 716398592), (2821, 705986560), (2912, 683924480), (3224, 617738240), (3328, 598433920), (3472, 573614080), (3584, 555688640), (3614, 551075840), (3640, 547139584), (3844, 518103040), (3892, 511713280), (3968, 501912320), (4030, 494190592), (4096, 486227560), (4160, 478747136), (4309, 462192640), (4340, 458891264), (4448, 447749120), (4480, 444550912), (4805, 414482432), (4865, 409370624), (4960, 401529856), (5120, 388982048), (5560, 358199296), (5642, 352993280), (5824, 341962240), (6448, 308869120), (6656, 299216960), (6727, 296058880), (6944, 286807040), (7168, 277844320), (7228, 275537920), (7280, 273569792), (7688, 259051520), (7784, 255856640), (7936, 250956160), (8060, 247095296), (8192, 243113780), (8320, 239373568), (8618, 231096320), (8680, 229445632), (8896, 223874560), (8960, 222275456), (9035, 220430336), (9610, 207241216), (9730, 204685312), (9920, 200764928), (10240, 194491024), (11120, 179099648), (11284, 176496640), (11648, 170981120), (12493, 159416320), (12649, 157450240), (12896, 154434560), (13312, 149608480), (13454, 148029440), (13888, 143403520), (14105, 141197312), (14336, 138922160), (14456, 137768960), (14560, 136784896), (15376, 129525760), (15568, 127928320), (15872, 125478080), (16120, 123547648), (16384, 121556890), (16640, 119686784), (17236, 115548160), (17360, 114722816), (17792, 111937280), (17920, 111137728), (18070, 110215168), (19220, 103620608), (19460, 102342656), (19840, 100382464), (20480, 97245512), (21545, 92438528), (22240, 89549824), (22568, 88248320), (23296, 85490560), (24986, 79708160), (25298, 78725120), (25792, 77217280), (26624, 74804240), (26908, 74014720), (27776, 71701760), (28210, 70598656), (28672, 69461080), (28912, 68884480), (29120, 68392448), (30163, 66027520), (30752, 64762880), (31136, 63964160), (31744, 62739040), (32240, 61773824), (32768, 60778445), (33280, 59843392), (33635, 59211776), (34472, 57774080), (34720, 57361408), (35584, 55968640), (35840, 55568864), (36140, 55107584), (38440, 51810304), (38920, 51171328), (39680, 50191232), (40960, 48622756), (43090, 46219264), (44480, 44774912), (45136, 44124160), (46592, 42745280), (49972, 39854080), (50596, 39362560), (51584, 38608640), (53248, 37402120), (53816, 37007360), (55552, 35850880), (56017, 35553280), (56420, 35299328), (57344, 34730540), (57824, 34442240), (58240, 34196224), (60326, 33013760), (61504, 32381440), (62272, 31982080), (62465, 31883264), (63245, 31490048), (63488, 31369520), (64480, 30886912), (66560, 29921696), (67270, 29605888), (68944, 28887040), (69440, 28680704), (71168, 27984320), (71680, 27784432), (72280, 27553792), (76880, 25905152), (77840, 25585664), (79360, 25095616), (81920, 24311378), (86180, 23109632), (87451, 22773760), (88960, 22387456), (90272, 22062080), (93184, 21372640), (99944, 19927040), (101192, 19681280), (103168, 19304320), (106496, 18701060), (107632, 18503680), (111104, 17925440), (112034, 17776640), (112840, 17649664), (114688, 17365270), (115648, 17221120), (116480, 17098112), (120652, 16506880), (123008, 16190720), (124544, 15991040), (124930, 15941632), (126490, 15745024), (126976, 15684760), (128960, 15443456), (133120, 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2063360), (984064, 2023840), (996352, 1998880), (999440, 1992704), (1011920, 1968128), (1015808, 1960595), (1031680, 1930432), (1064960, 1870106), (1068632, 1863680), (1076320, 1850368), (1103104, 1805440), (1111040, 1792544), (1120340, 1777664), (1138688, 1749020), (1146880, 1736527), (1156480, 1722112), (1206520, 1650688), (1230080, 1619072), (1245440, 1599104), (1269760, 1568476), (1335790, 1490944), (1378880, 1444352), (1399216, 1423360)]