20807579520

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 1152

約数和(自身を含む): 92566787040

約数和(自身を除く): 71759207520

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, 53, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 98, 104, 105, 106, 107, 112, 117, 120, 126, 128, 130, 140, 144, 147, 156, 159, 160, 168, 180, 182, 192, 195, 196, 208, 210, 212, 214, 224, 234, 240, 245, 252, 260, 265, 273, 280, 288, 294, 312, 315, 318, 320, 321, 336, 360, 364, 371, 384, 390, 392, 416, 420, 424, 428, 441, 448, 455, 468, 477, 480, 490, 504, 520, 530, 535, 546, 560, 576, 585, 588, 624, 630, 636, 637, 640, 642, 672, 689, 720, 728, 735, 742, 749, 780, 784, 795, 819, 832, 840, 848, 856, 882, 896, 910, 936, 954, 960, 963, 980, 1008, 1040, 1060, 1070, 1092, 1113, 1120, 1152, 1170, 1176, 1248, 1260, 1272, 1274, 1284, 1344, 1365, 1378, 1391, 1440, 1456, 1470, 1484, 1498, 1560, 1568, 1590, 1605, 1638, 1664, 1680, 1696, 1712, 1764, 1820, 1855, 1872, 1908, 1911, 1920, 1926, 1960, 2016, 2067, 2080, 2120, 2140, 2184, 2205, 2226, 2240, 2247, 2340, 2352, 2385, 2496, 2520, 2544, 2548, 2568, 2597, 2688, 2730, 2756, 2782, 2880, 2912, 2940, 2968, 2996, 3120, 3136, 3180, 3185, 3210, 3276, 3339, 3360, 3392, 3424, 3445, 3528, 3640, 3710, 3744, 3745, 3816, 3822, 3852, 3920, 4032, 4095, 4134, 4160, 4173, 4240, 4280, 4368, 4410, 4452, 4480, 4494, 4680, 4704, 4770, 4815, 4823, 4992, 5040, 5088, 5096, 5136, 5194, 5243, 5460, 5512, 5564, 5565, 5671, 5733, 5760, 5824, 5880, 5936, 5992, 6201, 6240, 6272, 6360, 6370, 6420, 6552, 6678, 6720, 6741, 6784, 6848, 6890, 6955, 7056, 7280, 7420, 7488, 7490, 7632, 7644, 7704, 7791, 7840, 8064, 8190, 8268, 8320, 8346, 8480, 8560, 8736, 8820, 8904, 8988, 9360, 9408, 9540, 9555, 9630, 9646, 9737, 10080, 10176, 10192, 10272, 10335, 10388, 10486, 10920, 11024, 11128, 11130, 11235, 11342, 11466, 11648, 11760, 11872, 11984, 12402, 12480, 12519, 12720, 12740, 12840, 12985, 13104, 13356, 13440, 13482, 13696, 13780, 13910, 14112, 14469, 14560, 14840, 14976, 14980, 15264, 15288, 15408, 15582, 15680, 15729, 16380, 16536, 16692, 16695, 16960, 17013, 17120, 17472, 17640, 17808, 17976, 18720, 18816, 19080, 19110, 19260, 19292, 19474, 20160, 20352, 20384, 20544, 20670, 20776, 20865, 20972, 21840, 22048, 22256, 22260, 22470, 22684, 22932, 23373, 23520, 23744, 23968, 24115, 24804, 24960, 25038, 25440, 25480, 25680, 25970, 26208, 26215, 26712, 26964, 27560, 27820, 28224, 28355, 28665, 28938, 29120, 29211, 29680, 29960, 30528, 30576, 30816, 31005, 31164, 31360, 31458, 32760, 33072, 33384, 33390, 33705, 33761, 33920, 34026, 34240, 34944, 35280, 35616, 35952, 37440, 38160, 38220, 38520, 38584, 38948, 38955, 39697, 40320, 40768, 41088, 41340, 41552, 41730, 41944, 43407, 43680, 44096, 44512, 44520, 44940, 45368, 45864, 46746, 47040, 47187, 47488, 47936, 48230, 48685, 49608, 50076, 50880, 50960, 51039, 51360, 51940, 52416, 52430, 53424, 53928, 55120, 55640, 56448, 56710, 57330, 57876, 58240, 58422, 59360, 59920, 61056, 61152, 61632, 62010, 62328, 62595, 62916, 65520, 66144, 66768, 66780, 67410, 67522, 68052, 68159, 68480, 70560, 71232, 71904, 72345, 73723, 74880, 76320, 76440, 77040, 77168, 77896, 77910, 78645, 79394, 81536, 82680, 83104, 83460, 83888, 85065, 86814, 87360, 87633, 88192, 89024, 89040, 89880, 90736, 91728, 93492, 94080, 94374, 95872, 96460, 97370, 99216, 100152, 101283, 101760, 101920, 102078, 102720, 103880, 104832, 104860, 106848, 107856, 110240, 111280, 113420, 114660, 115752, 116844, 116865, 118720, 119091, 119840, 122304, 123264, 124020, 124656, 125190, 125832, 131040, 132288, 133536, 133560, 134820, 135044, 136104, 136318, 141120, 142464, 143808, 144690, 146055, 147446, 152640, 152880, 154080, 154336, 155792, 155820, 157290, 158788, 165360, 166208, 166920, 167776, 168805, 170130, 173628, 174720, 175266, 178048, 178080, 179760, 181472, 183456, 186984, 188748, 192920, 194740, 198432, 198485, 200304, 202566, 203840, 204156, 204477, 205440, 207760, 209720, 213696, 215712, 217035, 220480, 221169, 222560, 226840, 229320, 231504, 233688, 233730, 235935, 237440, 238182, 239680, 244608, 248040, 249312, 250380, 251664, 255195, 262080, 264576, 267072, 267120, 269640, 270088, 272208, 272636, 277879, 282240, 287616, 289380, 292110, 294892, 303849, 305280, 305760, 308160, 308672, 311584, 311640, 314580, 317576, 330720, 332416, 333840, 335552, 337610, 340260, 340795, 347256, 350532, 356160, 357273, 359520, 362944, 366912, 368615, 373968, 377496, 385840, 389480, 396864, 396970, 400608, 405132, 407680, 408312, 408954, 415520, 419440, 427392, 431424, 434070, 438165, 440960, 442338, 445120, 453680, 458640, 463008, 467376, 467460, 471870, 476364, 479360, 496080, 498624, 500760, 503328, 506415, 510390, 516061, 524160, 534144, 534240, 539280, 540176, 544416, 545272, 555758, 578760, 584220, 589784, 595455, 607698, 611520, 613431, 616320, 617344, 623168, 623280, 629160, 635152, 661440, 663507, 667680, 671104, 675220, 680520, 681590, 694512, 701064, 712320, 714546, 719040, 725888, 733824, 737230, 747936, 754992, 771680, 778960, 793728, 793940, 801216, 810264, 816624, 817908, 831040, 833637, 838880, 862848, 868140, 876330, 884676, 890240, 907360, 917280, 926016, 934752, 934920, 943740, 952728, 992160, 997248, 1001520, 1006656, 1012830, 1020780, 1022385, 1032122, 1068480, 1078560, 1080352, 1088832, 1090544, 1105845, 1111516, 1157520, 1168440, 1179568, 1190910, 1215396, 1223040, 1226862, 1246336, 1246560, 1258320, 1270304, 1322880, 1327014, 1335360, 1350440, 1361040, 1363180, 1389024, 1389395, 1402128, 1429092, 1438080, 1474460, 1495872, 1509984, 1519245, 1543360, 1548183, 1557920, 1587880, 1602432, 1620528, 1633248, 1635816, 1662080, 1667274, 1677760, 1736280, 1752660, 1769352, 1786365, 1814720, 1834560, 1852032, 1869504, 1869840, 1887480, 1905456, 1984320, 2003040, 2013312, 2025660, 2041560, 2044770, 2064244, 2136960, 2157120, 2160704, 2177664, 2181088, 2211690, 2223032, 2315040, 2336880, 2359136, 2381820, 2430792, 2453724, 2493120, 2500911, 2516640, 2540608, 2580305, 2654028, 2670720, 2700880, 2722080, 2726360, 2778048, 2778790, 2804256, 2858184, 2948920, 2991744, 3019968, 3038490, 3067155, 3086720, 3096366, 3115840, 3175760, 3241056, 3266496, 3271632, 3317535, 3334548, 3355520, 3472560, 3505320, 3538704, 3572730, 3612427, 3629440, 3669120, 3739008, 3739680, 3774960, 3810912, 3968640, 4006080, 4051320, 4083120, 4089540, 4128488, 4168185, 4314240, 4321408, 4362176, 4423380, 4446064, 4630080, 4644549, 4673760, 4718272, 4763640, 4861584, 4907448, 4986240, 5001822, 5033280, 5081216, 5160610, 5308056, 5401760, 5444160, 5452720, 5556096, 5557580, 5608512, 5716368, 5897840, 6039936, 6076980, 6134310, 6192732, 6231680, 6351520, 6482112, 6532992, 6543264, 6635070, 6669096, 6945120, 7010640, 7077408, 7145460, 7224854, 7479360, 7549920, 7621824, 7740915, 8012160, 8102640, 8166240, 8179080, 8256976, 8336370, 8724352, 8846760, 8892128, 9260160, 9289098, 9347520, 9436544, 9527280, 9723168, 9814896, 10003644, 10066560, 10321220, 10616112, 10803520, 10837281, 10888320, 10905440, 11115160, 11217024, 11432736, 11795680, 12153960, 12268620, 12385464, 12504555, 12703040, 12964224, 13086528, 13270140, 13338192, 13890240, 14021280, 14154816, 14290920, 14449708, 14958720, 15099840, 15243648, 15481830, 16205280, 16332480, 16358160, 16513952, 16672740, 17693520, 17784256, 18062135, 18578196, 18695040, 19054560, 19446336, 19629792, 20007288, 20642440, 21232224, 21607040, 21674562, 21810880, 22230320, 22865472, 23222745, 23591360, 24307920, 24537240, 24770928, 25009110, 25406080, 26173056, 26540280, 26676384, 27780480, 28042560, 28309632, 28581840, 28899416, 30199680, 30963660, 32410560, 32511843, 32664960, 32716320, 33027904, 33345480, 35387040, 35568512, 36124270, 37156392, 38109120, 38892672, 39259584, 40014576, 41284880, 42464448, 43349124, 43621760, 44460640, 45730944, 46445490, 47182720, 48615840, 49074480, 49541856, 50018220, 53080560, 53352768, 54186405, 56085120, 57163680, 57798832, 61927320, 64821120, 65023686, 65432640, 66055808, 66690960, 70774080, 72248540, 74312784, 76218240, 78519168, 80029152, 82569760, 84928896, 86698248, 88921280, 92890980, 97231680, 98148960, 99083712, 100036440, 106161120, 106705536, 108372810, 114327360, 115597664, 123854640, 130047372, 130865280, 133381920, 141548160, 144497080, 148625568, 160058304, 162559215, 165139520, 173396496, 177842560, 185781960, 194463360, 196297920, 198167424, 200072880, 212322240, 216745620, 228654720, 231195328, 247709280, 260094744, 266763840, 288994160, 297251136, 320116608, 325118430, 330279040, 346792992, 371563920, 392595840, 400145760, 424644480, 433491240, 462390656, 495418560, 520189488, 533527680, 577988320, 594502272, 650236860, 693585984, 743127840, 800291520, 866982480, 990837120, 1040378976, 1155976640, 1300473720, 1387171968, 1486255680, 1600583040, 1733964960, 2080757952, 2311953280, 2600947440, 2972511360, 3467929920, 4161515904, 5201894880, 6935859840, 10403789760, 20807579520]

約数ペア:

[(1, 20807579520), (2, 10403789760), (3, 6935859840), (4, 5201894880), (5, 4161515904), (6, 3467929920), (7, 2972511360), (8, 2600947440), (9, 2311953280), (10, 2080757952), (12, 1733964960), (13, 1600583040), (14, 1486255680), (15, 1387171968), (16, 1300473720), (18, 1155976640), (20, 1040378976), (21, 990837120), (24, 866982480), (26, 800291520), (28, 743127840), (30, 693585984), (32, 650236860), (35, 594502272), (36, 577988320), (39, 533527680), (40, 520189488), (42, 495418560), (45, 462390656), (48, 433491240), (49, 424644480), (52, 400145760), (53, 392595840), (56, 371563920), (60, 346792992), (63, 330279040), (64, 325118430), (65, 320116608), (70, 297251136), (72, 288994160), (78, 266763840), (80, 260094744), (84, 247709280), (90, 231195328), (91, 228654720), (96, 216745620), (98, 212322240), (104, 200072880), (105, 198167424), (106, 196297920), (107, 194463360), (112, 185781960), (117, 177842560), (120, 173396496), (126, 165139520), (128, 162559215), (130, 160058304), (140, 148625568), (144, 144497080), (147, 141548160), (156, 133381920), (159, 130865280), (160, 130047372), (168, 123854640), (180, 115597664), (182, 114327360), (192, 108372810), (195, 106705536), (196, 106161120), (208, 100036440), (210, 99083712), (212, 98148960), (214, 97231680), (224, 92890980), (234, 88921280), (240, 86698248), (245, 84928896), (252, 82569760), (260, 80029152), (265, 78519168), (273, 76218240), (280, 74312784), (288, 72248540), (294, 70774080), (312, 66690960), (315, 66055808), (318, 65432640), (320, 65023686), (321, 64821120), (336, 61927320), (360, 57798832), (364, 57163680), (371, 56085120), (384, 54186405), (390, 53352768), (392, 53080560), (416, 50018220), (420, 49541856), (424, 49074480), (428, 48615840), (441, 47182720), (448, 46445490), (455, 45730944), (468, 44460640), (477, 43621760), (480, 43349124), (490, 42464448), (504, 41284880), (520, 40014576), (530, 39259584), (535, 38892672), (546, 38109120), (560, 37156392), (576, 36124270), (585, 35568512), (588, 35387040), (624, 33345480), (630, 33027904), (636, 32716320), (637, 32664960), (640, 32511843), (642, 32410560), (672, 30963660), (689, 30199680), (720, 28899416), (728, 28581840), (735, 28309632), (742, 28042560), (749, 27780480), (780, 26676384), (784, 26540280), (795, 26173056), (819, 25406080), (832, 25009110), (840, 24770928), (848, 24537240), (856, 24307920), (882, 23591360), (896, 23222745), (910, 22865472), (936, 22230320), (954, 21810880), (960, 21674562), (963, 21607040), (980, 21232224), (1008, 20642440), (1040, 20007288), (1060, 19629792), (1070, 19446336), (1092, 19054560), (1113, 18695040), (1120, 18578196), (1152, 18062135), (1170, 17784256), (1176, 17693520), (1248, 16672740), (1260, 16513952), (1272, 16358160), (1274, 16332480), (1284, 16205280), (1344, 15481830), (1365, 15243648), (1378, 15099840), (1391, 14958720), (1440, 14449708), (1456, 14290920), (1470, 14154816), (1484, 14021280), (1498, 13890240), (1560, 13338192), (1568, 13270140), (1590, 13086528), (1605, 12964224), (1638, 12703040), (1664, 12504555), (1680, 12385464), (1696, 12268620), (1712, 12153960), (1764, 11795680), (1820, 11432736), (1855, 11217024), (1872, 11115160), (1908, 10905440), (1911, 10888320), (1920, 10837281), (1926, 10803520), (1960, 10616112), (2016, 10321220), (2067, 10066560), (2080, 10003644), (2120, 9814896), (2140, 9723168), (2184, 9527280), (2205, 9436544), (2226, 9347520), (2240, 9289098), (2247, 9260160), (2340, 8892128), (2352, 8846760), (2385, 8724352), (2496, 8336370), (2520, 8256976), (2544, 8179080), (2548, 8166240), (2568, 8102640), (2597, 8012160), (2688, 7740915), (2730, 7621824), (2756, 7549920), (2782, 7479360), (2880, 7224854), (2912, 7145460), (2940, 7077408), (2968, 7010640), (2996, 6945120), (3120, 6669096), (3136, 6635070), (3180, 6543264), (3185, 6532992), (3210, 6482112), (3276, 6351520), (3339, 6231680), (3360, 6192732), (3392, 6134310), (3424, 6076980), (3445, 6039936), (3528, 5897840), (3640, 5716368), (3710, 5608512), (3744, 5557580), (3745, 5556096), (3816, 5452720), (3822, 5444160), (3852, 5401760), (3920, 5308056), (4032, 5160610), (4095, 5081216), (4134, 5033280), (4160, 5001822), (4173, 4986240), (4240, 4907448), (4280, 4861584), (4368, 4763640), (4410, 4718272), (4452, 4673760), (4480, 4644549), (4494, 4630080), (4680, 4446064), (4704, 4423380), (4770, 4362176), (4815, 4321408), (4823, 4314240), (4992, 4168185), (5040, 4128488), (5088, 4089540), (5096, 4083120), (5136, 4051320), (5194, 4006080), (5243, 3968640), (5460, 3810912), (5512, 3774960), (5564, 3739680), (5565, 3739008), (5671, 3669120), (5733, 3629440), (5760, 3612427), (5824, 3572730), (5880, 3538704), (5936, 3505320), (5992, 3472560), (6201, 3355520), (6240, 3334548), (6272, 3317535), (6360, 3271632), (6370, 3266496), (6420, 3241056), (6552, 3175760), (6678, 3115840), (6720, 3096366), (6741, 3086720), (6784, 3067155), (6848, 3038490), (6890, 3019968), (6955, 2991744), (7056, 2948920), (7280, 2858184), (7420, 2804256), (7488, 2778790), (7490, 2778048), (7632, 2726360), (7644, 2722080), (7704, 2700880), (7791, 2670720), (7840, 2654028), (8064, 2580305), (8190, 2540608), (8268, 2516640), (8320, 2500911), (8346, 2493120), (8480, 2453724), (8560, 2430792), (8736, 2381820), (8820, 2359136), (8904, 2336880), (8988, 2315040), (9360, 2223032), (9408, 2211690), (9540, 2181088), (9555, 2177664), (9630, 2160704), (9646, 2157120), (9737, 2136960), (10080, 2064244), (10176, 2044770), (10192, 2041560), (10272, 2025660), (10335, 2013312), (10388, 2003040), (10486, 1984320), (10920, 1905456), (11024, 1887480), (11128, 1869840), (11130, 1869504), (11235, 1852032), (11342, 1834560), (11466, 1814720), (11648, 1786365), (11760, 1769352), (11872, 1752660), (11984, 1736280), (12402, 1677760), (12480, 1667274), (12519, 1662080), (12720, 1635816), (12740, 1633248), (12840, 1620528), (12985, 1602432), (13104, 1587880), (13356, 1557920), (13440, 1548183), (13482, 1543360), (13696, 1519245), (13780, 1509984), (13910, 1495872), (14112, 1474460), (14469, 1438080), (14560, 1429092), (14840, 1402128), (14976, 1389395), (14980, 1389024), (15264, 1363180), (15288, 1361040), (15408, 1350440), (15582, 1335360), (15680, 1327014), (15729, 1322880), (16380, 1270304), (16536, 1258320), (16692, 1246560), (16695, 1246336), (16960, 1226862), (17013, 1223040), (17120, 1215396), (17472, 1190910), (17640, 1179568), (17808, 1168440), (17976, 1157520), (18720, 1111516), (18816, 1105845), (19080, 1090544), (19110, 1088832), (19260, 1080352), (19292, 1078560), (19474, 1068480), (20160, 1032122), (20352, 1022385), (20384, 1020780), (20544, 1012830), (20670, 1006656), (20776, 1001520), (20865, 997248), (20972, 992160), (21840, 952728), (22048, 943740), (22256, 934920), (22260, 934752), (22470, 926016), (22684, 917280), (22932, 907360), (23373, 890240), (23520, 884676), (23744, 876330), (23968, 868140), (24115, 862848), (24804, 838880), (24960, 833637), (25038, 831040), (25440, 817908), (25480, 816624), (25680, 810264), (25970, 801216), (26208, 793940), (26215, 793728), (26712, 778960), (26964, 771680), (27560, 754992), (27820, 747936), (28224, 737230), (28355, 733824), (28665, 725888), (28938, 719040), (29120, 714546), (29211, 712320), (29680, 701064), (29960, 694512), (30528, 681590), (30576, 680520), (30816, 675220), (31005, 671104), (31164, 667680), (31360, 663507), (31458, 661440), (32760, 635152), (33072, 629160), (33384, 623280), (33390, 623168), (33705, 617344), (33761, 616320), (33920, 613431), (34026, 611520), (34240, 607698), (34944, 595455), (35280, 589784), (35616, 584220), (35952, 578760), (37440, 555758), (38160, 545272), (38220, 544416), (38520, 540176), (38584, 539280), (38948, 534240), (38955, 534144), (39697, 524160), (40320, 516061), (40768, 510390), (41088, 506415), (41340, 503328), (41552, 500760), (41730, 498624), (41944, 496080), (43407, 479360), (43680, 476364), (44096, 471870), (44512, 467460), (44520, 467376), (44940, 463008), (45368, 458640), (45864, 453680), (46746, 445120), (47040, 442338), 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