20246768640

素因数分解:

$2^{10}\times 3^3\times 5^1\times 7^4\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 880

約数和(自身を含む): 85316667360

約数和(自身を除く): 65069898720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 61, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 122, 126, 128, 135, 140, 144, 147, 160, 168, 180, 183, 189, 192, 196, 210, 216, 224, 240, 244, 245, 252, 256, 270, 280, 288, 294, 305, 315, 320, 336, 343, 360, 366, 378, 384, 392, 420, 427, 432, 441, 448, 480, 488, 490, 504, 512, 540, 549, 560, 576, 588, 610, 630, 640, 672, 686, 720, 732, 735, 756, 768, 784, 840, 854, 864, 882, 896, 915, 945, 960, 976, 980, 1008, 1024, 1029, 1080, 1098, 1120, 1152, 1176, 1220, 1260, 1280, 1281, 1323, 1344, 1372, 1440, 1464, 1470, 1512, 1536, 1568, 1647, 1680, 1708, 1715, 1728, 1764, 1792, 1830, 1890, 1920, 1952, 1960, 2016, 2058, 2135, 2160, 2196, 2205, 2240, 2304, 2352, 2401, 2440, 2520, 2560, 2562, 2646, 2688, 2744, 2745, 2880, 2928, 2940, 2989, 3024, 3072, 3087, 3136, 3294, 3360, 3416, 3430, 3456, 3528, 3584, 3660, 3780, 3840, 3843, 3904, 3920, 4032, 4116, 4270, 4320, 4392, 4410, 4480, 4608, 4704, 4802, 4880, 5040, 5120, 5124, 5145, 5292, 5376, 5488, 5490, 5760, 5856, 5880, 5978, 6048, 6174, 6272, 6405, 6588, 6615, 6720, 6832, 6860, 6912, 7056, 7168, 7203, 7320, 7560, 7680, 7686, 7808, 7840, 8064, 8232, 8235, 8540, 8640, 8784, 8820, 8960, 8967, 9216, 9261, 9408, 9604, 9760, 10080, 10248, 10290, 10584, 10752, 10976, 10980, 11520, 11529, 11712, 11760, 11956, 12005, 12096, 12348, 12544, 12810, 13176, 13230, 13440, 13664, 13720, 13824, 14112, 14406, 14640, 14945, 15120, 15360, 15372, 15435, 15616, 15680, 16128, 16464, 16470, 17080, 17280, 17568, 17640, 17920, 17934, 18522, 18816, 19208, 19215, 19520, 20160, 20496, 20580, 20923, 21168, 21504, 21609, 21952, 21960, 23040, 23058, 23424, 23520, 23912, 24010, 24192, 24696, 25088, 25620, 26352, 26460, 26880, 26901, 27328, 27440, 27648, 28224, 28812, 29280, 29890, 30240, 30744, 30870, 31232, 31360, 32256, 32928, 32940, 34160, 34560, 35136, 35280, 35840, 35868, 36015, 37044, 37632, 38416, 38430, 39040, 40320, 40992, 41160, 41846, 42336, 43218, 43904, 43920, 44835, 46080, 46116, 46305, 46848, 47040, 47824, 48020, 48384, 49392, 50176, 51240, 52704, 52920, 53760, 53802, 54656, 54880, 56448, 57624, 57645, 58560, 59780, 60480, 61488, 61740, 62464, 62720, 62769, 64512, 64827, 65856, 65880, 68320, 69120, 70272, 70560, 71736, 72030, 74088, 75264, 76832, 76860, 78080, 80640, 80703, 81984, 82320, 83692, 84672, 86436, 87808, 87840, 89670, 92232, 92610, 93696, 94080, 95648, 96040, 96768, 98784, 102480, 104615, 105408, 105840, 107520, 107604, 108045, 109312, 109760, 112896, 115248, 115290, 117120, 119560, 120960, 122976, 123480, 125440, 125538, 129654, 131712, 131760, 134505, 136640, 138240, 140544, 141120, 143472, 144060, 146461, 148176, 150528, 153664, 153720, 156160, 161280, 161406, 163968, 164640, 167384, 169344, 172872, 175616, 175680, 179340, 184464, 185220, 187392, 188160, 188307, 191296, 192080, 193536, 197568, 204960, 209230, 210816, 211680, 215208, 216090, 218624, 219520, 225792, 230496, 230580, 234240, 239120, 241920, 245952, 246960, 250880, 251076, 259308, 263424, 263520, 269010, 273280, 281088, 282240, 286944, 288120, 292922, 296352, 307328, 307440, 312320, 313845, 322560, 322812, 324135, 327936, 329280, 334768, 338688, 345744, 351232, 351360, 358680, 368928, 370440, 376320, 376614, 382592, 384160, 395136, 403515, 409920, 418460, 421632, 423360, 430416, 432180, 437248, 439040, 439383, 451584, 460992, 461160, 468480, 478240, 483840, 491904, 493920, 502152, 518616, 526848, 527040, 538020, 546560, 562176, 564480, 564921, 573888, 576240, 585844, 592704, 614656, 614880, 627690, 645624, 648270, 655872, 658560, 669536, 677376, 691488, 702720, 717360, 732305, 737856, 740880, 752640, 753228, 765184, 768320, 790272, 807030, 819840, 836920, 843264, 846720, 860832, 864360, 878080, 878766, 921984, 922320, 936960, 941535, 956480, 967680, 983808, 987840, 1004304, 1037232, 1053696, 1054080, 1076040, 1093120, 1128960, 1129842, 1147776, 1152480, 1171688, 1185408, 1229312, 1229760, 1255380, 1291248, 1296540, 1311744, 1317120, 1318149, 1339072, 1354752, 1382976, 1405440, 1434720, 1464610, 1475712, 1481760, 1506456, 1530368, 1536640, 1580544, 1614060, 1639680, 1673840, 1686528, 1693440, 1721664, 1728720, 1756160, 1757532, 1843968, 1844640, 1883070, 1912960, 1967616, 1975680, 2008608, 2074464, 2108160, 2152080, 2186240, 2196915, 2257920, 2259684, 2295552, 2304960, 2343376, 2370816, 2458624, 2459520, 2510760, 2582496, 2593080, 2634240, 2636298, 2678144, 2765952, 2810880, 2824605, 2869440, 2929220, 2951424, 2963520, 3012912, 3060736, 3073280, 3161088, 3228120, 3279360, 3347680, 3386880, 3443328, 3457440, 3515064, 3687936, 3689280, 3766140, 3825920, 3935232, 3951360, 3954447, 4017216, 4148928, 4216320, 4304160, 4393830, 4519368, 4591104, 4609920, 4686752, 4741632, 4919040, 5021520, 5164992, 5186160, 5268480, 5272596, 5356288, 5531904, 5649210, 5738880, 5858440, 5902848, 5927040, 6025824, 6146560, 6456240, 6558720, 6590745, 6695360, 6773760, 6886656, 6914880, 7030128, 7375872, 7378560, 7532280, 7651840, 7902720, 7908894, 8034432, 8297856, 8432640, 8608320, 8787660, 9038736, 9182208, 9219840, 9373504, 9483264, 9838080, 10043040, 10329984, 10372320, 10545192, 10712576, 11063808, 11298420, 11477760, 11716880, 11805696, 11854080, 12051648, 12293120, 12912480, 13181490, 13390720, 13773312, 13829760, 14060256, 14757120, 15064560, 15303680, 15805440, 15817788, 16068864, 16595712, 17216640, 17575320, 18077472, 18439680, 18747008, 19676160, 19772235, 20086080, 20659968, 20744640, 21090384, 21425152, 22127616, 22596840, 22955520, 23433760, 23708160, 24103296, 25824960, 26362980, 26781440, 27546624, 27659520, 28120512, 29514240, 30129120, 31635576, 32137728, 33191424, 34433280, 35150640, 36154944, 36879360, 37494016, 39544470, 40172160, 41319936, 41489280, 42180768, 45193680, 45911040, 46867520, 47416320, 48206592, 51649920, 52725960, 53562880, 55319040, 56241024, 59028480, 60258240, 63271152, 64275456, 66382848, 68866560, 70301280, 72309888, 74988032, 79088940, 80344320, 82639872, 82978560, 84361536, 90387360, 93735040, 96413184, 103299840, 105451920, 107125760, 110638080, 112482048, 120516480, 126542304, 137733120, 140602560, 144619776, 149976064, 158177880, 160688640, 165957120, 168723072, 180774720, 187470080, 192826368, 206599680, 210903840, 224964096, 241032960, 253084608, 281205120, 289239552, 316355760, 321377280, 331914240, 337446144, 361549440, 374940160, 413199360, 421807680, 449928192, 482065920, 506169216, 562410240, 578479104, 632711520, 674892288, 723098880, 749880320, 843615360, 964131840, 1012338432, 1124820480, 1265423040, 1349784576, 1446197760, 1687230720, 2024676864, 2249640960, 2530846080, 2892395520, 3374461440, 4049353728, 5061692160, 6748922880, 10123384320, 20246768640]

約数ペア:

[(1, 20246768640), (2, 10123384320), (3, 6748922880), (4, 5061692160), (5, 4049353728), (6, 3374461440), (7, 2892395520), (8, 2530846080), (9, 2249640960), (10, 2024676864), (12, 1687230720), (14, 1446197760), (15, 1349784576), (16, 1265423040), (18, 1124820480), (20, 1012338432), (21, 964131840), (24, 843615360), (27, 749880320), (28, 723098880), (30, 674892288), (32, 632711520), (35, 578479104), (36, 562410240), (40, 506169216), (42, 482065920), (45, 449928192), (48, 421807680), (49, 413199360), (54, 374940160), (56, 361549440), (60, 337446144), (61, 331914240), (63, 321377280), (64, 316355760), (70, 289239552), (72, 281205120), (80, 253084608), (84, 241032960), (90, 224964096), (96, 210903840), (98, 206599680), (105, 192826368), (108, 187470080), (112, 180774720), (120, 168723072), (122, 165957120), (126, 160688640), (128, 158177880), (135, 149976064), (140, 144619776), (144, 140602560), (147, 137733120), (160, 126542304), (168, 120516480), (180, 112482048), (183, 110638080), (189, 107125760), (192, 105451920), (196, 103299840), (210, 96413184), (216, 93735040), (224, 90387360), (240, 84361536), (244, 82978560), (245, 82639872), (252, 80344320), (256, 79088940), (270, 74988032), (280, 72309888), (288, 70301280), (294, 68866560), (305, 66382848), (315, 64275456), (320, 63271152), (336, 60258240), (343, 59028480), (360, 56241024), (366, 55319040), (378, 53562880), (384, 52725960), (392, 51649920), (420, 48206592), (427, 47416320), (432, 46867520), (441, 45911040), (448, 45193680), (480, 42180768), (488, 41489280), (490, 41319936), (504, 40172160), (512, 39544470), (540, 37494016), (549, 36879360), (560, 36154944), (576, 35150640), (588, 34433280), (610, 33191424), (630, 32137728), (640, 31635576), (672, 30129120), (686, 29514240), (720, 28120512), (732, 27659520), (735, 27546624), (756, 26781440), (768, 26362980), (784, 25824960), (840, 24103296), (854, 23708160), (864, 23433760), (882, 22955520), (896, 22596840), (915, 22127616), (945, 21425152), (960, 21090384), (976, 20744640), (980, 20659968), (1008, 20086080), (1024, 19772235), (1029, 19676160), (1080, 18747008), (1098, 18439680), (1120, 18077472), (1152, 17575320), (1176, 17216640), (1220, 16595712), (1260, 16068864), (1280, 15817788), (1281, 15805440), (1323, 15303680), (1344, 15064560), (1372, 14757120), (1440, 14060256), (1464, 13829760), (1470, 13773312), (1512, 13390720), (1536, 13181490), (1568, 12912480), (1647, 12293120), (1680, 12051648), (1708, 11854080), (1715, 11805696), (1728, 11716880), (1764, 11477760), (1792, 11298420), (1830, 11063808), (1890, 10712576), (1920, 10545192), (1952, 10372320), (1960, 10329984), (2016, 10043040), (2058, 9838080), (2135, 9483264), (2160, 9373504), (2196, 9219840), (2205, 9182208), (2240, 9038736), (2304, 8787660), (2352, 8608320), (2401, 8432640), (2440, 8297856), (2520, 8034432), (2560, 7908894), (2562, 7902720), (2646, 7651840), (2688, 7532280), (2744, 7378560), (2745, 7375872), (2880, 7030128), (2928, 6914880), (2940, 6886656), (2989, 6773760), (3024, 6695360), (3072, 6590745), (3087, 6558720), (3136, 6456240), (3294, 6146560), (3360, 6025824), (3416, 5927040), (3430, 5902848), (3456, 5858440), (3528, 5738880), (3584, 5649210), (3660, 5531904), (3780, 5356288), (3840, 5272596), (3843, 5268480), (3904, 5186160), (3920, 5164992), (4032, 5021520), (4116, 4919040), (4270, 4741632), (4320, 4686752), (4392, 4609920), (4410, 4591104), (4480, 4519368), (4608, 4393830), (4704, 4304160), (4802, 4216320), (4880, 4148928), (5040, 4017216), (5120, 3954447), (5124, 3951360), (5145, 3935232), (5292, 3825920), (5376, 3766140), (5488, 3689280), (5490, 3687936), (5760, 3515064), (5856, 3457440), (5880, 3443328), (5978, 3386880), (6048, 3347680), (6174, 3279360), (6272, 3228120), (6405, 3161088), (6588, 3073280), (6615, 3060736), (6720, 3012912), (6832, 2963520), (6860, 2951424), (6912, 2929220), (7056, 2869440), (7168, 2824605), (7203, 2810880), (7320, 2765952), (7560, 2678144), (7680, 2636298), (7686, 2634240), (7808, 2593080), (7840, 2582496), (8064, 2510760), (8232, 2459520), (8235, 2458624), (8540, 2370816), (8640, 2343376), (8784, 2304960), (8820, 2295552), (8960, 2259684), (8967, 2257920), (9216, 2196915), (9261, 2186240), (9408, 2152080), (9604, 2108160), (9760, 2074464), (10080, 2008608), (10248, 1975680), (10290, 1967616), (10584, 1912960), (10752, 1883070), (10976, 1844640), (10980, 1843968), (11520, 1757532), (11529, 1756160), (11712, 1728720), (11760, 1721664), (11956, 1693440), (12005, 1686528), (12096, 1673840), (12348, 1639680), (12544, 1614060), (12810, 1580544), (13176, 1536640), (13230, 1530368), (13440, 1506456), (13664, 1481760), (13720, 1475712), (13824, 1464610), (14112, 1434720), (14406, 1405440), (14640, 1382976), (14945, 1354752), (15120, 1339072), (15360, 1318149), (15372, 1317120), (15435, 1311744), (15616, 1296540), (15680, 1291248), (16128, 1255380), (16464, 1229760), (16470, 1229312), (17080, 1185408), (17280, 1171688), (17568, 1152480), (17640, 1147776), (17920, 1129842), (17934, 1128960), (18522, 1093120), (18816, 1076040), (19208, 1054080), (19215, 1053696), (19520, 1037232), (20160, 1004304), (20496, 987840), (20580, 983808), (20923, 967680), (21168, 956480), (21504, 941535), (21609, 936960), (21952, 922320), (21960, 921984), (23040, 878766), (23058, 878080), (23424, 864360), (23520, 860832), (23912, 846720), (24010, 843264), (24192, 836920), (24696, 819840), (25088, 807030), (25620, 790272), (26352, 768320), (26460, 765184), (26880, 753228), (26901, 752640), (27328, 740880), (27440, 737856), (27648, 732305), (28224, 717360), (28812, 702720), (29280, 691488), (29890, 677376), (30240, 669536), (30744, 658560), (30870, 655872), (31232, 648270), (31360, 645624), (32256, 627690), (32928, 614880), (32940, 614656), (34160, 592704), (34560, 585844), (35136, 576240), (35280, 573888), (35840, 564921), (35868, 564480), (36015, 562176), (37044, 546560), (37632, 538020), (38416, 527040), (38430, 526848), (39040, 518616), (40320, 502152), (40992, 493920), (41160, 491904), (41846, 483840), (42336, 478240), (43218, 468480), (43904, 461160), (43920, 460992), (44835, 451584), (46080, 439383), (46116, 439040), (46305, 437248), (46848, 432180), (47040, 430416), (47824, 423360), (48020, 421632), (48384, 418460), (49392, 409920), (50176, 403515), (51240, 395136), (52704, 384160), (52920, 382592), (53760, 376614), (53802, 376320), (54656, 370440), (54880, 368928), (56448, 358680), (57624, 351360), (57645, 351232), (58560, 345744), (59780, 338688), (60480, 334768), (61488, 329280), (61740, 327936), (62464, 324135), (62720, 322812), (62769, 322560), (64512, 313845), (64827, 312320), (65856, 307440), (65880, 307328), (68320, 296352), (69120, 292922), (70272, 288120), (70560, 286944), (71736, 282240), (72030, 281088), (74088, 273280), (75264, 269010), (76832, 263520), (76860, 263424), (78080, 259308), (80640, 251076), (80703, 250880), (81984, 246960), (82320, 245952), (83692, 241920), (84672, 239120), (86436, 234240), (87808, 230580), (87840, 230496), (89670, 225792), (92232, 219520), (92610, 218624), (93696, 216090), (94080, 215208), (95648, 211680), (96040, 210816), (96768, 209230), (98784, 204960), (102480, 197568), (104615, 193536), (105408, 192080), (105840, 191296), (107520, 188307), (107604, 188160), (108045, 187392), (109312, 185220), (109760, 184464), (112896, 179340), (115248, 175680), (115290, 175616), (117120, 172872), (119560, 169344), (120960, 167384), (122976, 164640), (123480, 163968), (125440, 161406), (125538, 161280), (129654, 156160), (131712, 153720), (131760, 153664), (134505, 150528), (136640, 148176), (138240, 146461), (140544, 144060), (141120, 143472)]