21072817920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 1152

約数和(自身を含む): 91927019520

約数和(自身を除く): 70854201600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 38, 40, 42, 44, 48, 55, 56, 57, 60, 62, 64, 66, 70, 76, 77, 80, 84, 88, 93, 95, 96, 105, 110, 112, 114, 120, 121, 124, 128, 132, 133, 140, 152, 154, 155, 160, 165, 168, 176, 186, 190, 192, 209, 210, 217, 220, 224, 228, 231, 240, 242, 248, 256, 264, 266, 280, 285, 304, 308, 310, 320, 330, 336, 341, 352, 363, 372, 380, 384, 385, 399, 418, 420, 434, 440, 448, 456, 462, 465, 480, 484, 496, 528, 532, 560, 570, 589, 605, 608, 616, 620, 627, 640, 651, 660, 665, 672, 682, 704, 726, 744, 760, 768, 770, 798, 836, 840, 847, 868, 880, 896, 912, 924, 930, 960, 968, 992, 1023, 1045, 1056, 1064, 1085, 1120, 1140, 1155, 1178, 1210, 1216, 1232, 1240, 1254, 1280, 1302, 1320, 1330, 1331, 1344, 1364, 1408, 1452, 1463, 1488, 1520, 1540, 1596, 1672, 1680, 1694, 1705, 1736, 1760, 1767, 1792, 1815, 1824, 1848, 1860, 1920, 1936, 1984, 1995, 2046, 2090, 2112, 2128, 2170, 2240, 2280, 2299, 2310, 2356, 2387, 2420, 2432, 2464, 2480, 2508, 2541, 2604, 2640, 2660, 2662, 2688, 2728, 2816, 2904, 2926, 2945, 2976, 3040, 3080, 3135, 3192, 3255, 3344, 3360, 3388, 3410, 3472, 3520, 3534, 3630, 3648, 3696, 3720, 3751, 3840, 3872, 3968, 3990, 3993, 4092, 4123, 4180, 4224, 4235, 4256, 4340, 4389, 4480, 4560, 4598, 4620, 4712, 4774, 4840, 4864, 4928, 4960, 5016, 5082, 5115, 5208, 5280, 5320, 5324, 5376, 5456, 5808, 5852, 5890, 5952, 6080, 6160, 6270, 6384, 6479, 6510, 6655, 6688, 6720, 6776, 6820, 6897, 6944, 7040, 7068, 7161, 7260, 7296, 7315, 7392, 7440, 7502, 7744, 7936, 7980, 7986, 8184, 8246, 8360, 8448, 8470, 8512, 8680, 8778, 8835, 8960, 9120, 9196, 9240, 9317, 9424, 9548, 9680, 9856, 9920, 10032, 10164, 10230, 10416, 10560, 10640, 10648, 10912, 11253, 11495, 11616, 11704, 11780, 11904, 11935, 12160, 12320, 12369, 12540, 12705, 12768, 12958, 13020, 13310, 13376, 13440, 13552, 13640, 13794, 13888, 14080, 14136, 14322, 14520, 14592, 14630, 14784, 14880, 15004, 15488, 15960, 15972, 16093, 16368, 16492, 16720, 16940, 17024, 17360, 17556, 17670, 18240, 18392, 18480, 18634, 18755, 18848, 19096, 19360, 19437, 19712, 19840, 19965, 20064, 20328, 20460, 20615, 20832, 21120, 21280, 21296, 21824, 21945, 22506, 22990, 23232, 23408, 23560, 23808, 23870, 24320, 24640, 24738, 25080, 25289, 25410, 25536, 25916, 26040, 26257, 26620, 26752, 26880, 27104, 27280, 27588, 27776, 27951, 28272, 28644, 29040, 29260, 29568, 29760, 30008, 30976, 31920, 31944, 32186, 32395, 32736, 32984, 33440, 33880, 34048, 34485, 34720, 35112, 35340, 35805, 36480, 36784, 36960, 37268, 37510, 37696, 38192, 38720, 38874, 39680, 39930, 40128, 40656, 40920, 41230, 41261, 41664, 42240, 42560, 42592, 43648, 43890, 45012, 45353, 45980, 46464, 46585, 46816, 47120, 47740, 48279, 49280, 49476, 50160, 50578, 50820, 51072, 51832, 52080, 52514, 53240, 53504, 54208, 54560, 55176, 55552, 55902, 56265, 56544, 57288, 58080, 58520, 59136, 59520, 60016, 61845, 63840, 63888, 64372, 64790, 65472, 65968, 66880, 67760, 68970, 69440, 70224, 70680, 71269, 71610, 72960, 73568, 73920, 74536, 75020, 75392, 75867, 76384, 77440, 77748, 78771, 79860, 80256, 80465, 81312, 81840, 82460, 82522, 83328, 85120, 85184, 87296, 87780, 90024, 90706, 91960, 92928, 93170, 93632, 94240, 95480, 96558, 97185, 98560, 98952, 100320, 101156, 101640, 102144, 103664, 104160, 105028, 106480, 108416, 109120, 110352, 111804, 112530, 113088, 114576, 116160, 117040, 119040, 120032, 123690, 123783, 126445, 127680, 127776, 128744, 129580, 130944, 131285, 131936, 133760, 135520, 136059, 137940, 138880, 139755, 140448, 141360, 142538, 143220, 147136, 147840, 149072, 150040, 150784, 151734, 152768, 154880, 155496, 157542, 159720, 160512, 160930, 162624, 163680, 164920, 165044, 166656, 170240, 170368, 175560, 177023, 180048, 181412, 183920, 186340, 187264, 188480, 190960, 193116, 194370, 197904, 200640, 202312, 203280, 206305, 207328, 208320, 210056, 212960, 213807, 216832, 218240, 220704, 223608, 225060, 226176, 226765, 229152, 232320, 234080, 240064, 241395, 247380, 247566, 252890, 255360, 255552, 257488, 259160, 261888, 262570, 263872, 267520, 271040, 272118, 275880, 277760, 279510, 280896, 282720, 285076, 286440, 288827, 294272, 295680, 298144, 300080, 303468, 305536, 310992, 315084, 319440, 321860, 325248, 327360, 329840, 330088, 340736, 351120, 354046, 356345, 360096, 362824, 367840, 372680, 374528, 376960, 379335, 381920, 386232, 388740, 393855, 395808, 401280, 404624, 406560, 412610, 414656, 416640, 420112, 425920, 427614, 436480, 441408, 447216, 450120, 452352, 453530, 458304, 464640, 468160, 480128, 482790, 494760, 495132, 498883, 505780, 510720, 511104, 514976, 518320, 525140, 527744, 531069, 542080, 544236, 551760, 559020, 561792, 565440, 570152, 572880, 577654, 588544, 596288, 600160, 606936, 611072, 618915, 621984, 630168, 638880, 643720, 650496, 654720, 659680, 660176, 680295, 702240, 708092, 712690, 720192, 725648, 735680, 745360, 753920, 758670, 763840, 772464, 777480, 783959, 787710, 791616, 802560, 809248, 813120, 825220, 829312, 833280, 840224, 851840, 855228, 866481, 882816, 885115, 894432, 900240, 907060, 916608, 936320, 960256, 965580, 989520, 990264, 997766, 1011560, 1022208, 1029952, 1036640, 1050280, 1055488, 1062138, 1069035, 1084160, 1088472, 1103520, 1118040, 1123584, 1130880, 1140304, 1145760, 1155308, 1192576, 1200320, 1213872, 1237830, 1243968, 1260336, 1277760, 1287440, 1309440, 1319360, 1320352, 1360590, 1404480, 1416184, 1425380, 1440384, 1444135, 1451296, 1471360, 1490720, 1496649, 1517340, 1527680, 1544928, 1554960, 1567918, 1575420, 1583232, 1618496, 1626240, 1650440, 1658624, 1680448, 1703680, 1710456, 1732962, 1765632, 1770230, 1788864, 1800480, 1814120, 1833216, 1872640, 1931160, 1979040, 1980528, 1995532, 2023120, 2059904, 2073280, 2100560, 2124276, 2138070, 2176944, 2207040, 2236080, 2261760, 2280608, 2291520, 2310616, 2351877, 2385152, 2400640, 2427744, 2475660, 2487936, 2494415, 2520672, 2555520, 2574880, 2638720, 2640704, 2655345, 2721180, 2808960, 2832368, 2850760, 2880768, 2888270, 2902592, 2942720, 2981440, 2993298, 3034680, 3055360, 3089856, 3109920, 3135836, 3150840, 3166464, 3236992, 3252480, 3300880, 3360896, 3420912, 3465924, 3540460, 3577728, 3600960, 3628240, 3862320, 3919795, 3958080, 3961056, 3991064, 4046240, 4119808, 4146560, 4201120, 4248552, 4276140, 4332405, 4353888, 4414080, 4472160, 4561216, 4583040, 4621232, 4703754, 4801280, 4855488, 4951320, 4975872, 4988830, 5041344, 5111040, 5149760, 5277440, 5281408, 5310690, 5442360, 5487713, 5617920, 5664736, 5701520, 5776540, 5805184, 5962880, 5986596, 6069360, 6179712, 6219840, 6271672, 6301680, 6473984, 6601760, 6721792, 6841824, 6931848, 7080920, 7155456, 7201920, 7256480, 7483245, 7724640, 7839590, 7916160, 7922112, 7982128, 8092480, 8293120, 8402240, 8497104, 8552280, 8664810, 8707776, 8828160, 8944320, 9122432, 9166080, 9242464, 9407508, 9710976, 9902640, 9977660, 10082688, 10299520, 10562816, 10621380, 10884720, 10975426, 11329472, 11403040, 11553080, 11610368, 11759385, 11925760, 11973192, 12138720, 12359424, 12439680, 12543344, 12603360, 13203520, 13683648, 13863696, 14161840, 14403840, 14512960, 14966490, 15449280, 15679180, 15832320, 15844224, 15964256, 16184960, 16463139, 16804480, 16994208, 17104560, 17329620, 17415552, 17888640, 18244864, 18484928, 18815016, 19421952, 19805280, 19955320, 20165376, 20599040, 21242760, 21769440, 21950852, 22658944, 22806080, 23106160, 23518770, 23946384, 24277440, 24879360, 25086688, 25206720, 26407040, 27367296, 27438565, 27727392, 28323680, 29025920, 29932980, 30898560, 31358360, 31688448, 31928512, 32369920, 32926278, 33608960, 33988416, 34209120, 34659240, 34831104, 35777280, 36969856, 37630032, 39610560, 39910640, 42485520, 43538880, 43901704, 45317888, 45612160, 46212320, 47037540, 47892768, 48554880, 50173376, 50413440, 52814080, 54734592, 54877130, 55454784, 56647360, 58051840, 59865960, 61797120, 62716720, 63857024, 65852556, 67976832, 68418240, 69318480, 73939712, 75260064, 79221120, 79821280, 82315695, 84971040, 87077760, 87803408, 91224320, 92424640, 94075080, 95785536, 97109760, 100346752, 100826880, 109754260, 110909568, 113294720, 119731920, 125433440, 127714048, 131705112, 135953664, 136836480, 138636960, 150520128, 158442240, 159642560, 164631390, 169942080, 174155520, 175606816, 184849280, 188150160, 191571072, 200693504, 219508520, 221819136, 226589440, 239463840, 250866880, 263410224, 273672960, 277273920, 301040256, 319285120, 329262780, 339884160, 351213632, 369698560, 376300320, 383142144, 439017040, 478927680, 501733760, 526820448, 554547840, 602080512, 638570240, 658525560, 679768320, 702427264, 752600640, 878034080, 957855360, 1003467520, 1053640896, 1109095680, 1317051120, 1404854528, 1505201280, 1756068160, 1915710720, 2107281792, 2634102240, 3010402560, 3512136320, 4214563584, 5268204480, 7024272640, 10536408960, 21072817920]

約数ペア:

[(1, 21072817920), (2, 10536408960), (3, 7024272640), (4, 5268204480), (5, 4214563584), (6, 3512136320), (7, 3010402560), (8, 2634102240), (10, 2107281792), (11, 1915710720), (12, 1756068160), (14, 1505201280), (15, 1404854528), (16, 1317051120), (19, 1109095680), (20, 1053640896), (21, 1003467520), (22, 957855360), (24, 878034080), (28, 752600640), (30, 702427264), (31, 679768320), (32, 658525560), (33, 638570240), (35, 602080512), (38, 554547840), (40, 526820448), (42, 501733760), (44, 478927680), (48, 439017040), (55, 383142144), (56, 376300320), (57, 369698560), (60, 351213632), (62, 339884160), (64, 329262780), (66, 319285120), (70, 301040256), (76, 277273920), (77, 273672960), (80, 263410224), (84, 250866880), (88, 239463840), (93, 226589440), (95, 221819136), (96, 219508520), (105, 200693504), (110, 191571072), (112, 188150160), (114, 184849280), (120, 175606816), (121, 174155520), (124, 169942080), (128, 164631390), (132, 159642560), (133, 158442240), (140, 150520128), (152, 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33988416), (627, 33608960), (640, 32926278), (651, 32369920), (660, 31928512), (665, 31688448), (672, 31358360), (682, 30898560), (704, 29932980), (726, 29025920), (744, 28323680), (760, 27727392), (768, 27438565), (770, 27367296), (798, 26407040), (836, 25206720), (840, 25086688), (847, 24879360), (868, 24277440), (880, 23946384), (896, 23518770), (912, 23106160), (924, 22806080), (930, 22658944), (960, 21950852), (968, 21769440), (992, 21242760), (1023, 20599040), (1045, 20165376), (1056, 19955320), (1064, 19805280), (1085, 19421952), (1120, 18815016), (1140, 18484928), (1155, 18244864), (1178, 17888640), (1210, 17415552), (1216, 17329620), (1232, 17104560), (1240, 16994208), (1254, 16804480), (1280, 16463139), (1302, 16184960), (1320, 15964256), (1330, 15844224), (1331, 15832320), (1344, 15679180), (1364, 15449280), (1408, 14966490), (1452, 14512960), (1463, 14403840), (1488, 14161840), (1520, 13863696), (1540, 13683648), (1596, 13203520), (1672, 12603360), (1680, 12543344), (1694, 12439680), (1705, 12359424), (1736, 12138720), (1760, 11973192), (1767, 11925760), (1792, 11759385), (1815, 11610368), (1824, 11553080), (1848, 11403040), (1860, 11329472), (1920, 10975426), (1936, 10884720), (1984, 10621380), (1995, 10562816), (2046, 10299520), (2090, 10082688), (2112, 9977660), (2128, 9902640), (2170, 9710976), (2240, 9407508), (2280, 9242464), (2299, 9166080), (2310, 9122432), (2356, 8944320), (2387, 8828160), (2420, 8707776), (2432, 8664810), (2464, 8552280), (2480, 8497104), (2508, 8402240), (2541, 8293120), (2604, 8092480), (2640, 7982128), (2660, 7922112), (2662, 7916160), (2688, 7839590), (2728, 7724640), (2816, 7483245), (2904, 7256480), (2926, 7201920), (2945, 7155456), (2976, 7080920), (3040, 6931848), (3080, 6841824), (3135, 6721792), (3192, 6601760), (3255, 6473984), (3344, 6301680), (3360, 6271672), (3388, 6219840), (3410, 6179712), (3472, 6069360), (3520, 5986596), (3534, 5962880), (3630, 5805184), (3648, 5776540), (3696, 5701520), (3720, 5664736), (3751, 5617920), (3840, 5487713), (3872, 5442360), (3968, 5310690), (3990, 5281408), (3993, 5277440), (4092, 5149760), (4123, 5111040), (4180, 5041344), (4224, 4988830), (4235, 4975872), (4256, 4951320), (4340, 4855488), (4389, 4801280), (4480, 4703754), (4560, 4621232), (4598, 4583040), (4620, 4561216), (4712, 4472160), (4774, 4414080), (4840, 4353888), (4864, 4332405), (4928, 4276140), (4960, 4248552), (5016, 4201120), (5082, 4146560), (5115, 4119808), (5208, 4046240), (5280, 3991064), (5320, 3961056), (5324, 3958080), (5376, 3919795), (5456, 3862320), (5808, 3628240), (5852, 3600960), (5890, 3577728), (5952, 3540460), (6080, 3465924), (6160, 3420912), (6270, 3360896), (6384, 3300880), (6479, 3252480), (6510, 3236992), (6655, 3166464), (6688, 3150840), (6720, 3135836), (6776, 3109920), (6820, 3089856), (6897, 3055360), (6944, 3034680), (7040, 2993298), (7068, 2981440), (7161, 2942720), (7260, 2902592), (7296, 2888270), (7315, 2880768), (7392, 2850760), (7440, 2832368), (7502, 2808960), (7744, 2721180), (7936, 2655345), (7980, 2640704), (7986, 2638720), (8184, 2574880), (8246, 2555520), (8360, 2520672), (8448, 2494415), (8470, 2487936), (8512, 2475660), (8680, 2427744), (8778, 2400640), (8835, 2385152), (8960, 2351877), (9120, 2310616), (9196, 2291520), (9240, 2280608), (9317, 2261760), (9424, 2236080), (9548, 2207040), (9680, 2176944), (9856, 2138070), (9920, 2124276), (10032, 2100560), (10164, 2073280), (10230, 2059904), (10416, 2023120), (10560, 1995532), (10640, 1980528), (10648, 1979040), (10912, 1931160), (11253, 1872640), (11495, 1833216), (11616, 1814120), (11704, 1800480), (11780, 1788864), (11904, 1770230), (11935, 1765632), (12160, 1732962), (12320, 1710456), (12369, 1703680), (12540, 1680448), (12705, 1658624), (12768, 1650440), (12958, 1626240), (13020, 1618496), (13310, 1583232), (13376, 1575420), (13440, 1567918), (13552, 1554960), (13640, 1544928), (13794, 1527680), (13888, 1517340), (14080, 1496649), (14136, 1490720), (14322, 1471360), 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