20218685760

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:260

約数の個数: 1008

約数和(自身を含む): 88788825216

約数和(自身を除く): 68570139456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 98, 103, 104, 105, 107, 112, 117, 120, 126, 130, 140, 144, 147, 156, 160, 168, 180, 182, 192, 195, 196, 206, 208, 210, 214, 224, 234, 240, 245, 252, 260, 273, 280, 288, 294, 309, 312, 315, 320, 321, 336, 360, 364, 390, 392, 412, 416, 420, 428, 441, 448, 455, 468, 480, 490, 504, 515, 520, 535, 546, 560, 576, 585, 588, 618, 624, 630, 637, 642, 672, 720, 721, 728, 735, 749, 780, 784, 819, 824, 832, 840, 856, 882, 910, 927, 936, 960, 963, 980, 1008, 1030, 1040, 1070, 1092, 1120, 1170, 1176, 1236, 1248, 1260, 1274, 1284, 1339, 1344, 1365, 1391, 1440, 1442, 1456, 1470, 1498, 1545, 1560, 1568, 1605, 1638, 1648, 1680, 1712, 1764, 1820, 1854, 1872, 1911, 1926, 1960, 2016, 2060, 2080, 2140, 2163, 2184, 2205, 2240, 2247, 2340, 2352, 2472, 2496, 2520, 2548, 2568, 2678, 2730, 2782, 2880, 2884, 2912, 2940, 2996, 3090, 3120, 3136, 3185, 3210, 3276, 3296, 3360, 3424, 3528, 3605, 3640, 3708, 3744, 3745, 3822, 3852, 3920, 4017, 4032, 4095, 4120, 4160, 4173, 4280, 4326, 4368, 4410, 4494, 4635, 4680, 4704, 4815, 4944, 5040, 5047, 5096, 5136, 5243, 5356, 5460, 5564, 5733, 5768, 5824, 5880, 5992, 6180, 6240, 6370, 6420, 6489, 6552, 6592, 6695, 6720, 6741, 6848, 6955, 7056, 7210, 7280, 7416, 7488, 7490, 7644, 7704, 7840, 8034, 8190, 8240, 8346, 8560, 8652, 8736, 8820, 8988, 9270, 9360, 9373, 9408, 9555, 9630, 9737, 9888, 10080, 10094, 10192, 10272, 10486, 10712, 10815, 10920, 11021, 11128, 11235, 11466, 11536, 11760, 11984, 12051, 12360, 12480, 12519, 12740, 12840, 12978, 13104, 13390, 13482, 13910, 14112, 14420, 14560, 14832, 14980, 15141, 15288, 15408, 15680, 15729, 16068, 16380, 16480, 16692, 17120, 17304, 17472, 17640, 17976, 18540, 18720, 18746, 19110, 19260, 19474, 19776, 20085, 20160, 20188, 20384, 20544, 20865, 20972, 21424, 21630, 21840, 22042, 22256, 22470, 22932, 23072, 23520, 23968, 24102, 24720, 25038, 25235, 25480, 25680, 25956, 26208, 26215, 26780, 26964, 27820, 28119, 28224, 28665, 28840, 29120, 29211, 29664, 29960, 30282, 30576, 30816, 31458, 32136, 32445, 32760, 32960, 33063, 33384, 33705, 34240, 34608, 35280, 35952, 37080, 37440, 37492, 38220, 38520, 38948, 40170, 40376, 40768, 41730, 41944, 42848, 43260, 43680, 44084, 44512, 44940, 45423, 45864, 46144, 46865, 47040, 47187, 47936, 48204, 48685, 49440, 50076, 50470, 50960, 51360, 51912, 52416, 52430, 53560, 53928, 55105, 55640, 56238, 57330, 57680, 58422, 59328, 59920, 60255, 60564, 61152, 61632, 62595, 62916, 64272, 64890, 65520, 65611, 66126, 66768, 67410, 68159, 69216, 70560, 71904, 74160, 74984, 75705, 76440, 77040, 77147, 77896, 78645, 80340, 80752, 83460, 83888, 84357, 85696, 86520, 87360, 87633, 88168, 89024, 89880, 90846, 91728, 93730, 94374, 96408, 97370, 98880, 99189, 100152, 100940, 101920, 102720, 103824, 104860, 107120, 107856, 110210, 111280, 112476, 114660, 115360, 116844, 119840, 120510, 121128, 122304, 125190, 125832, 128544, 129780, 131040, 131222, 132252, 133536, 134820, 136318, 138432, 140595, 141120, 143273, 143808, 146055, 148320, 149968, 151410, 152880, 154080, 154294, 155792, 157290, 160680, 161504, 165315, 166920, 167776, 168714, 173040, 175266, 176336, 179760, 181692, 183456, 187460, 188748, 192816, 194740, 196833, 198378, 200304, 201880, 203840, 204477, 207648, 209720, 214240, 215712, 220420, 222560, 224952, 227115, 229320, 230720, 231441, 233688, 235935, 239680, 241020, 242256, 250380, 251664, 257088, 259560, 262080, 262444, 264504, 267072, 269640, 272636, 281190, 286546, 292110, 296640, 299936, 302820, 305760, 308160, 308588, 311584, 314580, 321360, 323008, 328055, 330630, 333840, 335552, 337428, 340795, 346080, 350532, 352672, 359520, 363384, 366912, 374920, 377496, 385632, 385735, 389480, 393666, 396756, 400608, 403760, 408954, 415296, 419440, 421785, 428480, 429819, 431424, 438165, 440840, 445120, 449904, 454230, 458640, 462882, 467376, 471870, 482040, 484512, 495945, 500760, 503328, 519120, 524888, 529008, 539280, 540029, 545272, 562380, 573092, 584220, 590499, 599872, 605640, 611520, 613431, 617176, 623168, 629160, 642720, 656110, 661260, 667680, 674856, 681590, 692160, 694323, 701064, 705344, 716365, 719040, 726768, 749840, 754992, 771264, 771470, 778960, 787332, 793512, 801216, 807520, 817908, 838880, 843570, 859638, 876330, 881680, 899808, 908460, 917280, 925764, 934752, 943740, 964080, 969024, 984165, 991890, 1001520, 1002911, 1006656, 1022385, 1038240, 1049776, 1058016, 1078560, 1080058, 1090544, 1124760, 1146184, 1157205, 1168440, 1180998, 1211280, 1226862, 1234352, 1258320, 1285440, 1289457, 1312220, 1322520, 1335360, 1349712, 1363180, 1388646, 1402128, 1432730, 1453536, 1499680, 1509984, 1542940, 1557920, 1574664, 1587024, 1615040, 1620087, 1635816, 1677760, 1687140, 1719276, 1752660, 1763360, 1799616, 1816920, 1834560, 1851528, 1869504, 1887480, 1928160, 1968330, 1983780, 2003040, 2005822, 2044770, 2076480, 2099552, 2116032, 2149095, 2157120, 2160116, 2181088, 2249520, 2292368, 2314410, 2336880, 2361996, 2422560, 2453724, 2468704, 2516640, 2578914, 2624440, 2645040, 2699424, 2700145, 2726360, 2777292, 2804256, 2865460, 2907072, 2952495, 2999360, 3008733, 3019968, 3067155, 3085880, 3115840, 3149328, 3174048, 3240174, 3271632, 3374280, 3438552, 3471615, 3505320, 3526720, 3633840, 3703056, 3774960, 3856320, 3936660, 3967560, 4006080, 4011644, 4089540, 4199104, 4298190, 4320232, 4362176, 4499040, 4584736, 4628820, 4673760, 4723992, 4845120, 4860261, 4907448, 4937408, 5014555, 5033280, 5157828, 5248880, 5290080, 5398848, 5400290, 5452720, 5554584, 5608512, 5730920, 5904990, 6017466, 6134310, 6171760, 6298656, 6348096, 6447285, 6480348, 6543264, 6748560, 6877104, 6943230, 7010640, 7020377, 7267680, 7406112, 7549920, 7873320, 7935120, 8023288, 8100435, 8179080, 8596380, 8640464, 8998080, 9026199, 9169472, 9257640, 9347520, 9447984, 9720522, 9814896, 10029110, 10315656, 10497760, 10580160, 10800580, 10905440, 11109168, 11461840, 11809980, 12034932, 12268620, 12343520, 12597312, 12894570, 12960696, 13086528, 13497120, 13754208, 13886460, 14021280, 14040754, 14535360, 14812224, 15043665, 15099840, 15746640, 15870240, 16046576, 16200870, 16358160, 17192760, 17280928, 18052398, 18515280, 18895968, 19441044, 19629792, 20058220, 20631312, 20995520, 21061131, 21601160, 21810880, 22218336, 22923680, 23619960, 24069864, 24301305, 24537240, 24687040, 25789140, 25921392, 26994240, 27508416, 27772920, 28042560, 28081508, 30087330, 31493280, 31740480, 32093152, 32401740, 32716320, 34385520, 34561856, 35101885, 36104796, 37030560, 37791936, 38882088, 39259584, 40116440, 41262624, 42122262, 43202320, 44436672, 45130995, 45847360, 47239920, 48139728, 48602610, 49074480, 51578280, 51842784, 55545840, 56163016, 60174660, 62986560, 63183393, 64186304, 64803480, 65432640, 68771040, 70203770, 72209592, 74061120, 77764176, 80232880, 82525248, 84244524, 86404640, 90261990, 94479840, 96279456, 97205220, 98148960, 103156560, 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約数ペア:

[(1, 20218685760), (2, 10109342880), (3, 6739561920), (4, 5054671440), (5, 4043737152), (6, 3369780960), (7, 2888383680), (8, 2527335720), (9, 2246520640), (10, 2021868576), (12, 1684890480), (13, 1555283520), (14, 1444191840), (15, 1347912384), (16, 1263667860), (18, 1123260320), (20, 1010934288), (21, 962794560), (24, 842445240), (26, 777641760), (28, 722095920), (30, 673956192), (32, 631833930), (35, 577676736), (36, 561630160), (39, 518427840), (40, 505467144), (42, 481397280), (45, 449304128), (48, 421222620), (49, 412626240), (52, 388820880), (56, 361047960), (60, 336978096), (63, 320931520), (64, 315916965), (65, 311056704), (70, 288838368), (72, 280815080), (78, 259213920), (80, 252733572), (84, 240698640), (90, 224652064), (91, 222183360), (96, 210611310), (98, 206313120), (103, 196297920), (104, 194410440), (105, 192558912), (107, 188959680), (112, 180523980), (117, 172809280), (120, 168489048), (126, 160465760), (130, 155528352), (140, 144419184), (144, 140407540), (147, 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28081508), (721, 28042560), (728, 27772920), (735, 27508416), (749, 26994240), (780, 25921392), (784, 25789140), (819, 24687040), (824, 24537240), (832, 24301305), (840, 24069864), (856, 23619960), (882, 22923680), (910, 22218336), (927, 21810880), (936, 21601160), (960, 21061131), (963, 20995520), (980, 20631312), (1008, 20058220), (1030, 19629792), (1040, 19441044), (1070, 18895968), (1092, 18515280), (1120, 18052398), (1170, 17280928), (1176, 17192760), (1236, 16358160), (1248, 16200870), (1260, 16046576), (1274, 15870240), (1284, 15746640), (1339, 15099840), (1344, 15043665), (1365, 14812224), (1391, 14535360), (1440, 14040754), (1442, 14021280), (1456, 13886460), (1470, 13754208), (1498, 13497120), (1545, 13086528), (1560, 12960696), (1568, 12894570), (1605, 12597312), (1638, 12343520), (1648, 12268620), (1680, 12034932), (1712, 11809980), (1764, 11461840), (1820, 11109168), (1854, 10905440), (1872, 10800580), (1911, 10580160), (1926, 10497760), (1960, 10315656), (2016, 10029110), (2060, 9814896), (2080, 9720522), (2140, 9447984), (2163, 9347520), (2184, 9257640), (2205, 9169472), (2240, 9026199), (2247, 8998080), (2340, 8640464), (2352, 8596380), (2472, 8179080), (2496, 8100435), (2520, 8023288), (2548, 7935120), (2568, 7873320), (2678, 7549920), (2730, 7406112), (2782, 7267680), (2880, 7020377), (2884, 7010640), (2912, 6943230), (2940, 6877104), (2996, 6748560), (3090, 6543264), (3120, 6480348), (3136, 6447285), (3185, 6348096), (3210, 6298656), (3276, 6171760), (3296, 6134310), (3360, 6017466), (3424, 5904990), (3528, 5730920), (3605, 5608512), (3640, 5554584), (3708, 5452720), (3744, 5400290), (3745, 5398848), (3822, 5290080), (3852, 5248880), (3920, 5157828), (4017, 5033280), (4032, 5014555), (4095, 4937408), (4120, 4907448), (4160, 4860261), (4173, 4845120), (4280, 4723992), (4326, 4673760), (4368, 4628820), (4410, 4584736), (4494, 4499040), (4635, 4362176), (4680, 4320232), (4704, 4298190), (4815, 4199104), (4944, 4089540), (5040, 4011644), (5047, 4006080), (5096, 3967560), (5136, 3936660), (5243, 3856320), (5356, 3774960), (5460, 3703056), (5564, 3633840), (5733, 3526720), (5768, 3505320), (5824, 3471615), (5880, 3438552), (5992, 3374280), (6180, 3271632), (6240, 3240174), (6370, 3174048), (6420, 3149328), (6489, 3115840), (6552, 3085880), (6592, 3067155), (6695, 3019968), (6720, 3008733), (6741, 2999360), (6848, 2952495), (6955, 2907072), (7056, 2865460), (7210, 2804256), (7280, 2777292), (7416, 2726360), (7488, 2700145), (7490, 2699424), (7644, 2645040), (7704, 2624440), (7840, 2578914), (8034, 2516640), (8190, 2468704), (8240, 2453724), (8346, 2422560), (8560, 2361996), (8652, 2336880), (8736, 2314410), (8820, 2292368), (8988, 2249520), (9270, 2181088), (9360, 2160116), (9373, 2157120), (9408, 2149095), (9555, 2116032), (9630, 2099552), (9737, 2076480), (9888, 2044770), (10080, 2005822), (10094, 2003040), (10192, 1983780), (10272, 1968330), (10486, 1928160), (10712, 1887480), (10815, 1869504), (10920, 1851528), (11021, 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230720), (88168, 229320), (89024, 227115), (89880, 224952), (90846, 222560), (91728, 220420), (93730, 215712), (94374, 214240), (96408, 209720), (97370, 207648), (98880, 204477), (99189, 203840), (100152, 201880), (100940, 200304), (101920, 198378), (102720, 196833), (103824, 194740), (104860, 192816), (107120, 188748), (107856, 187460), (110210, 183456), (111280, 181692), (112476, 179760), (114660, 176336), (115360, 175266), (116844, 173040), (119840, 168714), (120510, 167776), (121128, 166920), (122304, 165315), (125190, 161504), (125832, 160680), (128544, 157290), (129780, 155792), (131040, 154294), (131222, 154080), (132252, 152880), (133536, 151410), (134820, 149968), (136318, 148320), (138432, 146055), (140595, 143808), (141120, 143273)]