20705771520

素因数分解:

$2^{16}\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 816

約数和(自身を含む): 88331368320

約数和(自身を除く): 67625596800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 59, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 118, 119, 120, 126, 128, 136, 140, 144, 153, 160, 168, 170, 177, 180, 192, 204, 210, 224, 236, 238, 240, 252, 255, 256, 272, 280, 288, 295, 306, 315, 320, 336, 340, 354, 357, 360, 384, 408, 413, 420, 448, 472, 476, 480, 504, 510, 512, 531, 544, 560, 576, 590, 595, 612, 630, 640, 672, 680, 708, 714, 720, 765, 768, 816, 826, 840, 885, 896, 944, 952, 960, 1003, 1008, 1020, 1024, 1062, 1071, 1088, 1120, 1152, 1180, 1190, 1224, 1239, 1260, 1280, 1344, 1360, 1416, 1428, 1440, 1530, 1536, 1632, 1652, 1680, 1770, 1785, 1792, 1888, 1904, 1920, 2006, 2016, 2040, 2048, 2065, 2124, 2142, 2176, 2240, 2304, 2360, 2380, 2448, 2478, 2520, 2560, 2655, 2688, 2720, 2832, 2856, 2880, 3009, 3060, 3072, 3264, 3304, 3360, 3540, 3570, 3584, 3717, 3776, 3808, 3840, 4012, 4032, 4080, 4096, 4130, 4248, 4284, 4352, 4480, 4608, 4720, 4760, 4896, 4956, 5015, 5040, 5120, 5310, 5355, 5376, 5440, 5664, 5712, 5760, 6018, 6120, 6144, 6195, 6528, 6608, 6720, 7021, 7080, 7140, 7168, 7434, 7552, 7616, 7680, 8024, 8064, 8160, 8192, 8260, 8496, 8568, 8704, 8960, 9027, 9216, 9440, 9520, 9792, 9912, 10030, 10080, 10240, 10620, 10710, 10752, 10880, 11328, 11424, 11520, 12036, 12240, 12288, 12390, 13056, 13216, 13440, 14042, 14160, 14280, 14336, 14868, 15045, 15104, 15232, 15360, 16048, 16128, 16320, 16384, 16520, 16992, 17136, 17408, 17920, 18054, 18432, 18585, 18880, 19040, 19584, 19824, 20060, 20160, 20480, 21063, 21240, 21420, 21504, 21760, 22656, 22848, 23040, 24072, 24480, 24576, 24780, 26112, 26432, 26880, 28084, 28320, 28560, 28672, 29736, 30090, 30208, 30464, 30720, 32096, 32256, 32640, 32768, 33040, 33984, 34272, 34816, 35105, 35840, 36108, 36864, 37170, 37760, 38080, 39168, 39648, 40120, 40320, 40960, 42126, 42480, 42840, 43008, 43520, 45135, 45312, 45696, 46080, 48144, 48960, 49152, 49560, 52224, 52864, 53760, 56168, 56640, 57120, 57344, 59472, 60180, 60416, 60928, 61440, 63189, 64192, 64512, 65280, 65536, 66080, 67968, 68544, 69632, 70210, 71680, 72216, 73728, 74340, 75520, 76160, 78336, 79296, 80240, 80640, 81920, 84252, 84960, 85680, 86016, 87040, 90270, 90624, 91392, 92160, 96288, 97920, 98304, 99120, 104448, 105315, 105728, 107520, 112336, 113280, 114240, 114688, 118944, 120360, 120832, 121856, 122880, 126378, 128384, 129024, 130560, 132160, 135936, 137088, 139264, 140420, 143360, 144432, 147456, 148680, 151040, 152320, 156672, 158592, 160480, 161280, 163840, 168504, 169920, 171360, 172032, 174080, 180540, 181248, 182784, 184320, 192576, 195840, 196608, 198240, 208896, 210630, 211456, 215040, 224672, 226560, 228480, 229376, 237888, 240720, 241664, 243712, 245760, 252756, 256768, 258048, 261120, 264320, 271872, 274176, 278528, 280840, 286720, 288864, 294912, 297360, 302080, 304640, 313344, 315945, 317184, 320960, 322560, 327680, 337008, 339840, 342720, 344064, 348160, 361080, 362496, 365568, 368640, 385152, 391680, 396480, 417792, 421260, 422912, 430080, 449344, 453120, 456960, 458752, 475776, 481440, 483328, 487424, 491520, 505512, 513536, 516096, 522240, 528640, 543744, 548352, 557056, 561680, 573440, 577728, 589824, 594720, 604160, 609280, 626688, 631890, 634368, 641920, 645120, 674016, 679680, 685440, 688128, 696320, 722160, 724992, 731136, 737280, 770304, 783360, 792960, 835584, 842520, 845824, 860160, 898688, 906240, 913920, 951552, 962880, 966656, 974848, 983040, 1011024, 1027072, 1032192, 1044480, 1057280, 1087488, 1096704, 1114112, 1123360, 1146880, 1155456, 1189440, 1208320, 1218560, 1253376, 1263780, 1268736, 1283840, 1290240, 1348032, 1359360, 1370880, 1376256, 1392640, 1444320, 1449984, 1462272, 1474560, 1540608, 1566720, 1585920, 1671168, 1685040, 1691648, 1720320, 1797376, 1812480, 1827840, 1903104, 1925760, 1933312, 1949696, 2022048, 2054144, 2064384, 2088960, 2114560, 2174976, 2193408, 2246720, 2293760, 2310912, 2378880, 2416640, 2437120, 2506752, 2527560, 2537472, 2567680, 2580480, 2696064, 2718720, 2741760, 2785280, 2888640, 2899968, 2924544, 2949120, 3081216, 3133440, 3171840, 3342336, 3370080, 3383296, 3440640, 3594752, 3624960, 3655680, 3806208, 3851520, 3866624, 3899392, 4044096, 4108288, 4128768, 4177920, 4229120, 4349952, 4386816, 4493440, 4621824, 4757760, 4833280, 4874240, 5013504, 5055120, 5074944, 5135360, 5160960, 5392128, 5437440, 5483520, 5570560, 5777280, 5799936, 5849088, 6162432, 6266880, 6343680, 6740160, 6766592, 6881280, 7189504, 7249920, 7311360, 7612416, 7703040, 7798784, 8088192, 8216576, 8355840, 8458240, 8699904, 8773632, 8986880, 9243648, 9515520, 9666560, 9748480, 10027008, 10110240, 10149888, 10270720, 10321920, 10784256, 10874880, 10967040, 11554560, 11599872, 11698176, 12324864, 12533760, 12687360, 13480320, 13533184, 14379008, 14499840, 14622720, 15224832, 15406080, 16176384, 16433152, 16711680, 16916480, 17399808, 17547264, 17973760, 18487296, 19031040, 19333120, 19496960, 20220480, 20299776, 20541440, 20643840, 21568512, 21749760, 21934080, 23109120, 23396352, 24649728, 25067520, 25374720, 26960640, 27066368, 28758016, 28999680, 29245440, 30449664, 30812160, 32352768, 32866304, 33832960, 34799616, 35094528, 35947520, 36974592, 38062080, 38993920, 40440960, 40599552, 41082880, 43137024, 43499520, 43868160, 46218240, 49299456, 50135040, 50749440, 53921280, 57516032, 57999360, 58490880, 60899328, 61624320, 64705536, 65732608, 67665920, 70189056, 71895040, 73949184, 76124160, 80881920, 81199104, 82165760, 86274048, 86999040, 87736320, 92436480, 98598912, 101498880, 107842560, 115032064, 116981760, 121798656, 123248640, 129411072, 135331840, 143790080, 147898368, 152248320, 161763840, 164331520, 172548096, 173998080, 175472640, 184872960, 197197824, 202997760, 215685120, 230064128, 243597312, 246497280, 258822144, 287580160, 295796736, 304496640, 323527680, 328663040, 345096192, 350945280, 369745920, 405995520, 431370240, 460128256, 492994560, 517644288, 575160320, 591593472, 608993280, 647055360, 690192384, 739491840, 862740480, 985989120, 1035288576, 1150320640, 1217986560, 1294110720, 1380384768, 1478983680, 1725480960, 2070577152, 2300641280, 2588221440, 2957967360, 3450961920, 4141154304, 5176442880, 6901923840, 10352885760, 20705771520]

約数ペア:

[(1, 20705771520), (2, 10352885760), (3, 6901923840), (4, 5176442880), (5, 4141154304), (6, 3450961920), (7, 2957967360), (8, 2588221440), (9, 2300641280), (10, 2070577152), (12, 1725480960), (14, 1478983680), (15, 1380384768), (16, 1294110720), (17, 1217986560), (18, 1150320640), (20, 1035288576), (21, 985989120), (24, 862740480), (28, 739491840), (30, 690192384), (32, 647055360), (34, 608993280), (35, 591593472), (36, 575160320), (40, 517644288), (42, 492994560), (45, 460128256), (48, 431370240), (51, 405995520), (56, 369745920), (59, 350945280), (60, 345096192), (63, 328663040), (64, 323527680), (68, 304496640), (70, 295796736), (72, 287580160), (80, 258822144), (84, 246497280), (85, 243597312), (90, 230064128), (96, 215685120), (102, 202997760), (105, 197197824), (112, 184872960), (118, 175472640), (119, 173998080), (120, 172548096), (126, 164331520), (128, 161763840), (136, 152248320), (140, 147898368), (144, 143790080), (153, 135331840), (160, 129411072), (168, 123248640), (170, 121798656), (177, 116981760), (180, 115032064), (192, 107842560), (204, 101498880), (210, 98598912), (224, 92436480), (236, 87736320), (238, 86999040), (240, 86274048), (252, 82165760), (255, 81199104), (256, 80881920), (272, 76124160), (280, 73949184), (288, 71895040), (295, 70189056), (306, 67665920), (315, 65732608), (320, 64705536), (336, 61624320), (340, 60899328), (354, 58490880), (357, 57999360), (360, 57516032), (384, 53921280), (408, 50749440), (413, 50135040), (420, 49299456), (448, 46218240), (472, 43868160), (476, 43499520), (480, 43137024), (504, 41082880), (510, 40599552), (512, 40440960), (531, 38993920), (544, 38062080), (560, 36974592), (576, 35947520), (590, 35094528), (595, 34799616), (612, 33832960), (630, 32866304), (640, 32352768), (672, 30812160), (680, 30449664), (708, 29245440), (714, 28999680), (720, 28758016), (765, 27066368), (768, 26960640), (816, 25374720), (826, 25067520), (840, 24649728), (885, 23396352), (896, 23109120), (944, 21934080), (952, 21749760), (960, 21568512), (1003, 20643840), (1008, 20541440), (1020, 20299776), (1024, 20220480), (1062, 19496960), (1071, 19333120), (1088, 19031040), (1120, 18487296), (1152, 17973760), (1180, 17547264), (1190, 17399808), (1224, 16916480), (1239, 16711680), (1260, 16433152), (1280, 16176384), (1344, 15406080), (1360, 15224832), (1416, 14622720), (1428, 14499840), (1440, 14379008), (1530, 13533184), (1536, 13480320), (1632, 12687360), (1652, 12533760), (1680, 12324864), (1770, 11698176), (1785, 11599872), (1792, 11554560), (1888, 10967040), (1904, 10874880), (1920, 10784256), (2006, 10321920), (2016, 10270720), (2040, 10149888), (2048, 10110240), (2065, 10027008), (2124, 9748480), (2142, 9666560), (2176, 9515520), (2240, 9243648), (2304, 8986880), (2360, 8773632), (2380, 8699904), (2448, 8458240), (2478, 8355840), (2520, 8216576), (2560, 8088192), (2655, 7798784), (2688, 7703040), (2720, 7612416), (2832, 7311360), (2856, 7249920), (2880, 7189504), (3009, 6881280), (3060, 6766592), (3072, 6740160), (3264, 6343680), (3304, 6266880), (3360, 6162432), (3540, 5849088), (3570, 5799936), (3584, 5777280), (3717, 5570560), (3776, 5483520), (3808, 5437440), (3840, 5392128), (4012, 5160960), (4032, 5135360), (4080, 5074944), (4096, 5055120), (4130, 5013504), (4248, 4874240), (4284, 4833280), (4352, 4757760), (4480, 4621824), (4608, 4493440), (4720, 4386816), (4760, 4349952), (4896, 4229120), (4956, 4177920), (5015, 4128768), (5040, 4108288), (5120, 4044096), (5310, 3899392), (5355, 3866624), (5376, 3851520), (5440, 3806208), (5664, 3655680), (5712, 3624960), (5760, 3594752), (6018, 3440640), (6120, 3383296), (6144, 3370080), (6195, 3342336), (6528, 3171840), (6608, 3133440), (6720, 3081216), (7021, 2949120), (7080, 2924544), (7140, 2899968), (7168, 2888640), (7434, 2785280), (7552, 2741760), (7616, 2718720), (7680, 2696064), (8024, 2580480), (8064, 2567680), (8160, 2537472), (8192, 2527560), (8260, 2506752), (8496, 2437120), (8568, 2416640), (8704, 2378880), (8960, 2310912), (9027, 2293760), (9216, 2246720), (9440, 2193408), (9520, 2174976), (9792, 2114560), (9912, 2088960), (10030, 2064384), (10080, 2054144), (10240, 2022048), (10620, 1949696), (10710, 1933312), (10752, 1925760), (10880, 1903104), (11328, 1827840), (11424, 1812480), (11520, 1797376), (12036, 1720320), (12240, 1691648), (12288, 1685040), (12390, 1671168), (13056, 1585920), (13216, 1566720), (13440, 1540608), (14042, 1474560), (14160, 1462272), (14280, 1449984), (14336, 1444320), (14868, 1392640), (15045, 1376256), (15104, 1370880), (15232, 1359360), (15360, 1348032), (16048, 1290240), (16128, 1283840), (16320, 1268736), (16384, 1263780), (16520, 1253376), (16992, 1218560), (17136, 1208320), (17408, 1189440), (17920, 1155456), (18054, 1146880), (18432, 1123360), (18585, 1114112), (18880, 1096704), (19040, 1087488), (19584, 1057280), (19824, 1044480), (20060, 1032192), (20160, 1027072), (20480, 1011024), (21063, 983040), (21240, 974848), (21420, 966656), (21504, 962880), (21760, 951552), (22656, 913920), (22848, 906240), (23040, 898688), (24072, 860160), (24480, 845824), (24576, 842520), (24780, 835584), (26112, 792960), (26432, 783360), (26880, 770304), (28084, 737280), (28320, 731136), (28560, 724992), (28672, 722160), (29736, 696320), (30090, 688128), (30208, 685440), (30464, 679680), (30720, 674016), (32096, 645120), (32256, 641920), (32640, 634368), (32768, 631890), (33040, 626688), (33984, 609280), (34272, 604160), (34816, 594720), (35105, 589824), (35840, 577728), (36108, 573440), (36864, 561680), (37170, 557056), (37760, 548352), (38080, 543744), (39168, 528640), (39648, 522240), (40120, 516096), (40320, 513536), (40960, 505512), (42126, 491520), (42480, 487424), (42840, 483328), (43008, 481440), (43520, 475776), (45135, 458752), (45312, 456960), (45696, 453120), (46080, 449344), (48144, 430080), (48960, 422912), (49152, 421260), (49560, 417792), (52224, 396480), (52864, 391680), (53760, 385152), (56168, 368640), (56640, 365568), (57120, 362496), (57344, 361080), (59472, 348160), (60180, 344064), (60416, 342720), (60928, 339840), (61440, 337008), (63189, 327680), (64192, 322560), (64512, 320960), (65280, 317184), (65536, 315945), (66080, 313344), (67968, 304640), (68544, 302080), (69632, 297360), (70210, 294912), (71680, 288864), (72216, 286720), (73728, 280840), (74340, 278528), (75520, 274176), (76160, 271872), (78336, 264320), (79296, 261120), (80240, 258048), (80640, 256768), (81920, 252756), (84252, 245760), (84960, 243712), (85680, 241664), (86016, 240720), (87040, 237888), (90270, 229376), (90624, 228480), (91392, 226560), (92160, 224672), (96288, 215040), (97920, 211456), (98304, 210630), (99120, 208896), (104448, 198240), (105315, 196608), (105728, 195840), (107520, 192576), (112336, 184320), (113280, 182784), (114240, 181248), (114688, 180540), (118944, 174080), (120360, 172032), (120832, 171360), (121856, 169920), (122880, 168504), (126378, 163840), (128384, 161280), (129024, 160480), (130560, 158592), (132160, 156672), (135936, 152320), (137088, 151040), (139264, 148680), (140420, 147456), (143360, 144432)]