20718305280

素因数分解:

$2^{14}\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:107

約数の個数: 960

約数和(自身を含む): 84932064000

約数和(自身を除く): 64213758720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 29, 30, 32, 34, 36, 38, 40, 45, 48, 51, 54, 57, 58, 60, 64, 68, 72, 76, 80, 85, 87, 90, 95, 96, 102, 108, 114, 116, 120, 128, 135, 136, 144, 145, 152, 153, 160, 170, 171, 174, 180, 190, 192, 204, 216, 228, 232, 240, 255, 256, 261, 270, 272, 285, 288, 290, 304, 306, 320, 323, 340, 342, 348, 360, 380, 384, 408, 432, 435, 456, 459, 464, 480, 493, 510, 512, 513, 522, 540, 544, 551, 570, 576, 580, 608, 612, 640, 646, 680, 684, 696, 720, 760, 765, 768, 783, 816, 855, 864, 870, 912, 918, 928, 960, 969, 986, 1020, 1024, 1026, 1044, 1080, 1088, 1102, 1140, 1152, 1160, 1216, 1224, 1280, 1292, 1305, 1360, 1368, 1392, 1440, 1479, 1520, 1530, 1536, 1566, 1615, 1632, 1653, 1710, 1728, 1740, 1824, 1836, 1856, 1920, 1938, 1972, 2040, 2048, 2052, 2088, 2160, 2176, 2204, 2280, 2295, 2304, 2320, 2432, 2448, 2465, 2560, 2565, 2584, 2610, 2720, 2736, 2755, 2784, 2880, 2907, 2958, 3040, 3060, 3072, 3132, 3230, 3264, 3306, 3420, 3456, 3480, 3648, 3672, 3712, 3840, 3876, 3915, 3944, 4080, 4096, 4104, 4176, 4320, 4352, 4408, 4437, 4560, 4590, 4608, 4640, 4845, 4864, 4896, 4930, 4959, 5120, 5130, 5168, 5220, 5440, 5472, 5510, 5568, 5760, 5814, 5916, 6080, 6120, 6144, 6264, 6460, 6528, 6612, 6840, 6912, 6960, 7296, 7344, 7395, 7424, 7680, 7752, 7830, 7888, 8160, 8192, 8208, 8265, 8352, 8640, 8704, 8721, 8816, 8874, 9120, 9180, 9216, 9280, 9367, 9690, 9728, 9792, 9860, 9918, 10240, 10260, 10336, 10440, 10880, 10944, 11020, 11136, 11520, 11628, 11832, 12160, 12240, 12288, 12528, 12920, 13056, 13224, 13311, 13680, 13824, 13920, 14535, 14592, 14688, 14790, 14848, 14877, 15360, 15504, 15660, 15776, 16320, 16384, 16416, 16530, 16704, 17280, 17408, 17442, 17632, 17748, 18240, 18360, 18432, 18560, 18734, 19380, 19456, 19584, 19720, 19836, 20480, 20520, 20672, 20880, 21760, 21888, 22040, 22185, 22272, 23040, 23256, 23664, 24320, 24480, 24576, 24795, 25056, 25840, 26112, 26448, 26622, 27360, 27648, 27840, 28101, 29070, 29184, 29376, 29580, 29696, 29754, 30720, 31008, 31320, 31552, 32640, 32832, 33060, 33408, 34560, 34816, 34884, 35264, 35496, 36480, 36720, 36864, 37120, 37468, 38760, 38912, 39168, 39440, 39672, 40960, 41040, 41344, 41760, 43520, 43605, 43776, 44080, 44370, 44544, 46080, 46512, 46835, 47328, 48640, 48960, 49152, 49590, 50112, 51680, 52224, 52896, 53244, 54720, 55296, 55680, 56202, 58140, 58368, 58752, 59160, 59392, 59508, 61440, 62016, 62640, 63104, 65280, 65664, 66120, 66555, 66816, 69120, 69632, 69768, 70528, 70992, 72960, 73440, 73728, 74240, 74385, 74936, 77520, 77824, 78336, 78880, 79344, 81920, 82080, 82688, 83520, 84303, 87040, 87210, 87552, 88160, 88740, 89088, 92160, 93024, 93670, 94656, 97280, 97920, 99180, 100224, 103360, 104448, 105792, 106488, 109440, 110592, 111360, 112404, 116280, 116736, 117504, 118320, 118784, 119016, 122880, 124032, 125280, 126208, 130560, 131328, 132240, 133110, 133632, 138240, 139264, 139536, 140505, 141056, 141984, 145920, 146880, 147456, 148480, 148770, 149872, 155040, 155648, 156672, 157760, 158688, 164160, 165376, 167040, 168606, 174080, 174420, 175104, 176320, 177480, 178176, 184320, 186048, 187340, 189312, 194560, 195840, 198360, 200448, 206720, 208896, 211584, 212976, 218880, 221184, 222720, 224808, 232560, 233472, 235008, 236640, 237568, 238032, 245760, 248064, 250560, 252416, 252909, 261120, 262656, 264480, 266220, 267264, 276480, 278528, 279072, 281010, 282112, 283968, 291840, 293760, 296960, 297540, 299744, 310080, 311296, 313344, 315520, 317376, 328320, 330752, 334080, 337212, 348160, 348840, 350208, 352640, 354960, 356352, 368640, 372096, 374680, 378624, 389120, 391680, 396720, 400896, 413440, 417792, 421515, 423168, 425952, 437760, 442368, 445440, 449616, 465120, 466944, 470016, 473280, 475136, 476064, 496128, 501120, 504832, 505818, 522240, 525312, 528960, 532440, 534528, 552960, 558144, 562020, 564224, 567936, 583680, 587520, 593920, 595080, 599488, 620160, 626688, 631040, 634752, 656640, 661504, 668160, 674424, 696320, 697680, 700416, 705280, 709920, 712704, 737280, 744192, 749360, 757248, 778240, 783360, 793440, 801792, 826880, 835584, 843030, 846336, 851904, 875520, 890880, 899232, 930240, 933888, 940032, 946560, 952128, 992256, 1002240, 1009664, 1011636, 1044480, 1050624, 1057920, 1064880, 1069056, 1105920, 1116288, 1124040, 1128448, 1135872, 1167360, 1175040, 1187840, 1190160, 1198976, 1240320, 1253376, 1262080, 1264545, 1269504, 1313280, 1323008, 1336320, 1348848, 1392640, 1395360, 1400832, 1410560, 1419840, 1425408, 1488384, 1498720, 1514496, 1556480, 1566720, 1586880, 1603584, 1653760, 1686060, 1692672, 1703808, 1751040, 1781760, 1798464, 1860480, 1880064, 1893120, 1904256, 1984512, 2004480, 2019328, 2023272, 2088960, 2101248, 2115840, 2129760, 2138112, 2211840, 2232576, 2248080, 2256896, 2271744, 2334720, 2350080, 2375680, 2380320, 2397952, 2480640, 2506752, 2524160, 2529090, 2539008, 2626560, 2646016, 2672640, 2697696, 2790720, 2801664, 2821120, 2839680, 2976768, 2997440, 3028992, 3133440, 3173760, 3207168, 3307520, 3372120, 3385344, 3407616, 3502080, 3563520, 3596928, 3720960, 3760128, 3786240, 3808512, 3969024, 4008960, 4038656, 4046544, 4177920, 4202496, 4231680, 4259520, 4276224, 4465152, 4496160, 4513792, 4543488, 4669440, 4700160, 4760640, 4795904, 4961280, 5048320, 5058180, 5078016, 5253120, 5292032, 5345280, 5395392, 5581440, 5642240, 5679360, 5953536, 5994880, 6057984, 6266880, 6347520, 6414336, 6615040, 6744240, 6770688, 6815232, 7004160, 7127040, 7193856, 7441920, 7520256, 7572480, 7617024, 7938048, 8017920, 8077312, 8093088, 8404992, 8463360, 8519040, 8930304, 8992320, 9027584, 9086976, 9400320, 9521280, 9591808, 9922560, 10096640, 10116360, 10156032, 10506240, 10690560, 10790784, 11162880, 11284480, 11358720, 11907072, 11989760, 12115968, 12533760, 12695040, 12828672, 13230080, 13488480, 13541376, 13630464, 14008320, 14387712, 14883840, 15144960, 15234048, 15876096, 16035840, 16186176, 16926720, 17038080, 17860608, 17984640, 18173952, 18800640, 19042560, 19183616, 19845120, 20193280, 20232720, 20312064, 21012480, 21381120, 21581568, 22325760, 22568960, 22717440, 23814144, 23979520, 24231936, 25390080, 26460160, 26976960, 27082752, 27260928, 28775424, 29767680, 30289920, 30468096, 32071680, 32372352, 33853440, 34076160, 35721216, 35969280, 36347904, 37601280, 38085120, 38367232, 39690240, 40386560, 40465440, 40624128, 42024960, 43163136, 44651520, 45137920, 45434880, 47628288, 47959040, 50780160, 53953920, 54521856, 57550848, 59535360, 60579840, 60936192, 64143360, 64744704, 67706880, 68152320, 71442432, 71938560, 72695808, 76170240, 76734464, 79380480, 80930880, 81248256, 86326272, 89303040, 90869760, 95918080, 101560320, 107907840, 109043712, 115101696, 119070720, 121159680, 121872384, 129489408, 135413760, 136304640, 142884864, 143877120, 152340480, 153468928, 161861760, 172652544, 178606080, 181739520, 191836160, 203120640, 215815680, 218087424, 230203392, 238141440, 243744768, 258978816, 272609280, 287754240, 304680960, 323723520, 345305088, 357212160, 363479040, 383672320, 406241280, 431631360, 460406784, 517957632, 545218560, 575508480, 609361920, 647447040, 690610176, 714424320, 767344640, 863262720, 1035915264, 1090437120, 1151016960, 1218723840, 1294894080, 1381220352, 1726525440, 2071830528, 2302033920, 2589788160, 3453050880, 4143661056, 5179576320, 6906101760, 10359152640, 20718305280]

約数ペア:

[(1, 20718305280), (2, 10359152640), (3, 6906101760), (4, 5179576320), (5, 4143661056), (6, 3453050880), (8, 2589788160), (9, 2302033920), (10, 2071830528), (12, 1726525440), (15, 1381220352), (16, 1294894080), (17, 1218723840), (18, 1151016960), (19, 1090437120), (20, 1035915264), (24, 863262720), (27, 767344640), (29, 714424320), (30, 690610176), (32, 647447040), (34, 609361920), (36, 575508480), (38, 545218560), (40, 517957632), (45, 460406784), (48, 431631360), (51, 406241280), (54, 383672320), (57, 363479040), (58, 357212160), (60, 345305088), (64, 323723520), (68, 304680960), (72, 287754240), (76, 272609280), (80, 258978816), (85, 243744768), (87, 238141440), (90, 230203392), (95, 218087424), (96, 215815680), (102, 203120640), (108, 191836160), (114, 181739520), (116, 178606080), (120, 172652544), (128, 161861760), (135, 153468928), (136, 152340480), (144, 143877120), (145, 142884864), (152, 136304640), (153, 135413760), (160, 129489408), (170, 121872384), (171, 121159680), (174, 119070720), (180, 115101696), (190, 109043712), (192, 107907840), (204, 101560320), (216, 95918080), (228, 90869760), (232, 89303040), (240, 86326272), (255, 81248256), (256, 80930880), (261, 79380480), (270, 76734464), (272, 76170240), (285, 72695808), (288, 71938560), (290, 71442432), (304, 68152320), (306, 67706880), (320, 64744704), (323, 64143360), (340, 60936192), (342, 60579840), (348, 59535360), (360, 57550848), (380, 54521856), (384, 53953920), (408, 50780160), (432, 47959040), (435, 47628288), (456, 45434880), (459, 45137920), (464, 44651520), (480, 43163136), (493, 42024960), (510, 40624128), (512, 40465440), (513, 40386560), (522, 39690240), (540, 38367232), (544, 38085120), (551, 37601280), (570, 36347904), (576, 35969280), (580, 35721216), (608, 34076160), (612, 33853440), (640, 32372352), (646, 32071680), (680, 30468096), (684, 30289920), (696, 29767680), (720, 28775424), (760, 27260928), (765, 27082752), (768, 26976960), (783, 26460160), (816, 25390080), (855, 24231936), (864, 23979520), (870, 23814144), (912, 22717440), (918, 22568960), (928, 22325760), (960, 21581568), (969, 21381120), (986, 21012480), (1020, 20312064), (1024, 20232720), (1026, 20193280), (1044, 19845120), (1080, 19183616), (1088, 19042560), (1102, 18800640), (1140, 18173952), (1152, 17984640), (1160, 17860608), (1216, 17038080), (1224, 16926720), (1280, 16186176), (1292, 16035840), (1305, 15876096), (1360, 15234048), (1368, 15144960), (1392, 14883840), (1440, 14387712), (1479, 14008320), (1520, 13630464), (1530, 13541376), (1536, 13488480), (1566, 13230080), (1615, 12828672), (1632, 12695040), (1653, 12533760), (1710, 12115968), (1728, 11989760), (1740, 11907072), (1824, 11358720), (1836, 11284480), (1856, 11162880), (1920, 10790784), (1938, 10690560), (1972, 10506240), (2040, 10156032), (2048, 10116360), (2052, 10096640), (2088, 9922560), (2160, 9591808), (2176, 9521280), (2204, 9400320), (2280, 9086976), (2295, 9027584), (2304, 8992320), (2320, 8930304), (2432, 8519040), (2448, 8463360), (2465, 8404992), (2560, 8093088), (2565, 8077312), (2584, 8017920), (2610, 7938048), (2720, 7617024), (2736, 7572480), (2755, 7520256), (2784, 7441920), (2880, 7193856), (2907, 7127040), (2958, 7004160), (3040, 6815232), (3060, 6770688), (3072, 6744240), (3132, 6615040), (3230, 6414336), (3264, 6347520), (3306, 6266880), (3420, 6057984), (3456, 5994880), (3480, 5953536), (3648, 5679360), (3672, 5642240), (3712, 5581440), (3840, 5395392), (3876, 5345280), (3915, 5292032), (3944, 5253120), (4080, 5078016), (4096, 5058180), (4104, 5048320), (4176, 4961280), (4320, 4795904), (4352, 4760640), (4408, 4700160), (4437, 4669440), (4560, 4543488), (4590, 4513792), (4608, 4496160), (4640, 4465152), (4845, 4276224), (4864, 4259520), (4896, 4231680), (4930, 4202496), (4959, 4177920), (5120, 4046544), (5130, 4038656), (5168, 4008960), (5220, 3969024), (5440, 3808512), (5472, 3786240), (5510, 3760128), (5568, 3720960), (5760, 3596928), (5814, 3563520), (5916, 3502080), (6080, 3407616), (6120, 3385344), (6144, 3372120), (6264, 3307520), (6460, 3207168), (6528, 3173760), (6612, 3133440), (6840, 3028992), (6912, 2997440), (6960, 2976768), (7296, 2839680), (7344, 2821120), (7395, 2801664), (7424, 2790720), (7680, 2697696), (7752, 2672640), (7830, 2646016), (7888, 2626560), (8160, 2539008), (8192, 2529090), (8208, 2524160), (8265, 2506752), (8352, 2480640), (8640, 2397952), (8704, 2380320), (8721, 2375680), (8816, 2350080), (8874, 2334720), (9120, 2271744), (9180, 2256896), (9216, 2248080), (9280, 2232576), (9367, 2211840), (9690, 2138112), (9728, 2129760), (9792, 2115840), (9860, 2101248), (9918, 2088960), (10240, 2023272), (10260, 2019328), (10336, 2004480), (10440, 1984512), (10880, 1904256), (10944, 1893120), (11020, 1880064), (11136, 1860480), (11520, 1798464), (11628, 1781760), (11832, 1751040), (12160, 1703808), (12240, 1692672), (12288, 1686060), (12528, 1653760), (12920, 1603584), (13056, 1586880), (13224, 1566720), (13311, 1556480), (13680, 1514496), (13824, 1498720), (13920, 1488384), (14535, 1425408), (14592, 1419840), (14688, 1410560), (14790, 1400832), (14848, 1395360), (14877, 1392640), (15360, 1348848), (15504, 1336320), (15660, 1323008), (15776, 1313280), (16320, 1269504), (16384, 1264545), (16416, 1262080), (16530, 1253376), (16704, 1240320), (17280, 1198976), (17408, 1190160), (17442, 1187840), (17632, 1175040), (17748, 1167360), (18240, 1135872), (18360, 1128448), (18432, 1124040), (18560, 1116288), (18734, 1105920), (19380, 1069056), (19456, 1064880), (19584, 1057920), (19720, 1050624), (19836, 1044480), (20480, 1011636), (20520, 1009664), (20672, 1002240), (20880, 992256), (21760, 952128), (21888, 946560), (22040, 940032), (22185, 933888), (22272, 930240), (23040, 899232), (23256, 890880), (23664, 875520), (24320, 851904), (24480, 846336), (24576, 843030), (24795, 835584), (25056, 826880), (25840, 801792), (26112, 793440), (26448, 783360), (26622, 778240), (27360, 757248), (27648, 749360), (27840, 744192), (28101, 737280), (29070, 712704), (29184, 709920), (29376, 705280), (29580, 700416), (29696, 697680), (29754, 696320), (30720, 674424), (31008, 668160), (31320, 661504), (31552, 656640), (32640, 634752), (32832, 631040), (33060, 626688), (33408, 620160), (34560, 599488), (34816, 595080), (34884, 593920), (35264, 587520), (35496, 583680), (36480, 567936), (36720, 564224), (36864, 562020), (37120, 558144), (37468, 552960), (38760, 534528), (38912, 532440), (39168, 528960), (39440, 525312), (39672, 522240), (40960, 505818), (41040, 504832), (41344, 501120), (41760, 496128), (43520, 476064), (43605, 475136), (43776, 473280), (44080, 470016), (44370, 466944), (44544, 465120), (46080, 449616), (46512, 445440), (46835, 442368), (47328, 437760), (48640, 425952), (48960, 423168), (49152, 421515), (49590, 417792), (50112, 413440), (51680, 400896), (52224, 396720), (52896, 391680), (53244, 389120), (54720, 378624), (55296, 374680), (55680, 372096), (56202, 368640), (58140, 356352), (58368, 354960), (58752, 352640), (59160, 350208), (59392, 348840), (59508, 348160), (61440, 337212), (62016, 334080), (62640, 330752), (63104, 328320), (65280, 317376), (65664, 315520), (66120, 313344), (66555, 311296), (66816, 310080), (69120, 299744), (69632, 297540), (69768, 296960), (70528, 293760), (70992, 291840), (72960, 283968), (73440, 282112), (73728, 281010), (74240, 279072), (74385, 278528), (74936, 276480), (77520, 267264), (77824, 266220), (78336, 264480), (78880, 262656), (79344, 261120), (81920, 252909), (82080, 252416), (82688, 250560), (83520, 248064), (84303, 245760), (87040, 238032), (87210, 237568), (87552, 236640), (88160, 235008), (88740, 233472), (89088, 232560), (92160, 224808), (93024, 222720), (93670, 221184), (94656, 218880), (97280, 212976), (97920, 211584), (99180, 208896), (100224, 206720), (103360, 200448), (104448, 198360), (105792, 195840), (106488, 194560), (109440, 189312), (110592, 187340), (111360, 186048), (112404, 184320), (116280, 178176), (116736, 177480), (117504, 176320), (118320, 175104), (118784, 174420), (119016, 174080), (122880, 168606), (124032, 167040), (125280, 165376), (126208, 164160), (130560, 158688), (131328, 157760), (132240, 156672), (133110, 155648), (133632, 155040), (138240, 149872), (139264, 148770), (139536, 148480), (140505, 147456), (141056, 146880), (141984, 145920)]