20686745520

素因数分解:

$2^4\times 3^7\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 960

約数和(自身を含む): 89022873600

約数和(自身を除く): 68336128080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 49, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 98, 105, 108, 112, 114, 120, 126, 127, 133, 135, 140, 144, 147, 152, 162, 168, 171, 180, 189, 190, 196, 210, 216, 228, 240, 243, 245, 252, 254, 266, 270, 280, 285, 294, 304, 315, 324, 336, 342, 360, 378, 380, 381, 392, 399, 405, 420, 432, 441, 456, 486, 490, 504, 508, 513, 532, 540, 560, 567, 570, 588, 630, 635, 648, 665, 684, 720, 729, 735, 756, 760, 762, 784, 798, 810, 840, 855, 882, 889, 912, 931, 945, 972, 980, 1008, 1016, 1026, 1064, 1080, 1134, 1140, 1143, 1176, 1197, 1215, 1260, 1270, 1296, 1323, 1330, 1368, 1458, 1470, 1512, 1520, 1524, 1539, 1596, 1620, 1680, 1701, 1710, 1764, 1778, 1862, 1890, 1905, 1944, 1960, 1995, 2032, 2052, 2128, 2160, 2187, 2205, 2268, 2280, 2286, 2352, 2394, 2413, 2430, 2520, 2540, 2565, 2646, 2660, 2667, 2736, 2793, 2835, 2916, 2940, 3024, 3048, 3078, 3192, 3240, 3402, 3420, 3429, 3528, 3556, 3591, 3645, 3724, 3780, 3810, 3888, 3920, 3969, 3990, 4104, 4374, 4410, 4445, 4536, 4560, 4572, 4617, 4655, 4788, 4826, 4860, 5040, 5080, 5103, 5130, 5292, 5320, 5334, 5586, 5670, 5715, 5832, 5880, 5985, 6096, 6156, 6223, 6384, 6480, 6615, 6804, 6840, 6858, 7056, 7112, 7182, 7239, 7290, 7448, 7560, 7620, 7695, 7938, 7980, 8001, 8208, 8379, 8505, 8748, 8820, 8890, 9072, 9144, 9234, 9310, 9576, 9652, 9720, 10160, 10206, 10260, 10287, 10584, 10640, 10668, 10773, 10935, 11172, 11340, 11430, 11664, 11760, 11907, 11970, 12065, 12312, 12446, 13230, 13335, 13608, 13680, 13716, 13851, 13965, 14224, 14364, 14478, 14580, 14896, 15120, 15240, 15309, 15390, 15876, 15960, 16002, 16758, 16891, 17010, 17145, 17496, 17640, 17780, 17955, 18288, 18468, 18620, 18669, 19152, 19304, 19440, 19845, 20412, 20520, 20574, 21168, 21336, 21546, 21717, 21870, 22344, 22680, 22860, 23085, 23814, 23940, 24003, 24130, 24624, 24892, 25137, 25515, 26460, 26670, 27216, 27432, 27702, 27930, 28728, 28956, 29160, 30480, 30618, 30780, 30861, 31115, 31752, 31920, 32004, 32319, 33516, 33782, 34020, 34290, 34992, 35280, 35560, 35721, 35910, 36195, 36936, 37240, 37338, 38608, 39690, 40005, 40824, 41040, 41148, 41553, 41895, 42672, 43092, 43434, 43740, 44688, 45360, 45720, 46170, 47628, 47880, 48006, 48260, 49784, 50274, 50673, 51030, 51435, 52920, 53340, 53865, 54864, 55404, 55860, 56007, 57456, 57912, 58320, 59535, 61236, 61560, 61722, 62230, 63504, 64008, 64638, 65151, 67032, 67564, 68040, 68580, 69255, 71120, 71442, 71820, 72009, 72390, 73872, 74480, 74676, 75411, 76545, 79380, 80010, 81648, 82296, 83106, 83790, 84455, 86184, 86868, 87480, 91440, 92340, 92583, 93345, 95256, 95760, 96012, 96520, 96957, 99568, 100548, 101346, 102060, 102870, 105840, 106680, 107163, 107730, 108585, 110808, 111720, 112014, 115824, 118237, 119070, 120015, 122472, 123120, 123444, 124460, 125685, 128016, 129276, 130302, 134064, 135128, 136080, 137160, 138510, 142884, 143640, 144018, 144780, 149352, 150822, 152019, 153090, 154305, 158760, 160020, 161595, 164592, 166212, 167580, 168021, 168910, 172368, 173736, 174960, 178605, 184680, 185166, 186690, 190512, 192024, 193040, 193914, 195453, 201096, 202692, 204120, 205740, 207765, 213360, 214326, 215460, 216027, 217170, 221616, 223440, 224028, 226233, 236474, 238140, 240030, 244944, 246888, 248920, 251370, 253365, 258552, 260604, 270256, 274320, 277020, 277749, 280035, 285768, 287280, 288036, 289560, 290871, 298704, 301644, 304038, 306180, 308610, 317520, 320040, 323190, 325755, 332424, 335160, 336042, 337820, 347472, 354711, 357210, 360045, 369360, 370332, 373380, 377055, 384048, 387828, 390906, 402192, 405384, 408240, 411480, 415530, 428652, 430920, 432054, 434340, 448056, 452466, 456057, 462915, 472948, 476280, 480060, 484785, 493776, 497840, 502740, 504063, 506730, 517104, 521208, 535815, 554040, 555498, 560070, 571536, 576072, 579120, 581742, 586359, 591185, 603288, 608076, 612360, 617220, 640080, 646380, 648081, 651510, 664848, 670320, 672084, 675640, 678699, 709422, 714420, 720090, 740664, 746760, 754110, 760095, 775656, 781812, 810768, 822960, 831060, 840105, 857304, 861840, 864108, 868680, 896112, 904932, 912114, 925830, 945896, 952560, 960120, 969570, 977265, 1005480, 1008126, 1013460, 1042416, 1064133, 1071630, 1080135, 1108080, 1110996, 1120140, 1131165, 1152144, 1163484, 1172718, 1182370, 1206576, 1216152, 1224720, 1234440, 1292760, 1296162, 1303020, 1344168, 1351280, 1357398, 1368171, 1388745, 1418844, 1428840, 1440180, 1454355, 1481328, 1493520, 1508220, 1512189, 1520190, 1551312, 1563624, 1662120, 1680210, 1714608, 1728216, 1737360, 1759077, 1773555, 1809864, 1824228, 1851660, 1891792, 1920240, 1939140, 1944243, 1954530, 2010960, 2016252, 2026920, 2036097, 2128266, 2143260, 2160270, 2221992, 2240280, 2262330, 2280285, 2326968, 2345436, 2364740, 2432304, 2468880, 2520315, 2585520, 2592324, 2606040, 2688336, 2714796, 2736342, 2777490, 2837688, 2857680, 2880360, 2908710, 2931795, 3016440, 3024378, 3040380, 3127248, 3192399, 3240405, 3324240, 3360420, 3393495, 3456432, 3518154, 3547110, 3619728, 3648456, 3703320, 3878280, 3888486, 3909060, 4032504, 4053840, 4072194, 4104513, 4256532, 4286520, 4320540, 4443984, 4480560, 4524660, 4536567, 4560570, 4653936, 4690872, 4729480, 5040630, 5184648, 5212080, 5277231, 5320665, 5429592, 5472684, 5554980, 5675376, 5760720, 5817420, 5863590, 6032880, 6048756, 6080760, 6384798, 6480810, 6720840, 6786990, 6840855, 7036308, 7094220, 7296912, 7406640, 7560945, 7756560, 7776972, 7818120, 8065008, 8144388, 8209026, 8513064, 8573040, 8641080, 8795385, 9049320, 9073134, 9121140, 9381744, 9458960, 9577197, 9721215, 10081260, 10180485, 10369296, 10554462, 10641330, 10859184, 10945368, 11109960, 11634840, 11727180, 12097512, 12161520, 12313539, 12769596, 12961620, 13441680, 13573980, 13609701, 13681710, 14072616, 14188440, 15121890, 15553944, 15636240, 15961995, 16288776, 16418052, 17026128, 17282160, 17590770, 18098640, 18146268, 18242280, 19154394, 19442430, 20162520, 20360970, 20522565, 21108924, 21282660, 21890736, 22219920, 22682835, 23269680, 23454360, 24195024, 24627078, 25539192, 25923240, 26386155, 27147960, 27219402, 27363420, 28145232, 28376880, 28731591, 30243780, 31107888, 31923990, 32577552, 32836104, 35181540, 36292536, 36484560, 36940617, 38308788, 38884860, 40325040, 40721940, 41045130, 42217848, 42565320, 45365670, 46908720, 47885985, 49254156, 51078384, 51846480, 52772310, 54295920, 54438804, 54726840, 57463182, 60487560, 61567695, 63847980, 65672208, 68048505, 70363080, 72585072, 73881234, 76617576, 77769720, 81443880, 82090260, 84435696, 85130640, 86194773, 90731340, 95771970, 98508312, 105544620, 108877608, 109453680, 114926364, 120975120, 123135390, 127695960, 136097010, 140726160, 143657955, 147762468, 153235152, 155539440, 162887760, 164180520, 172389546, 181462680, 184703085, 191543940, 197016624, 211089240, 217755216, 229852728, 246270780, 255391920, 258584319, 272194020, 287315910, 295524936, 328361040, 344779092, 362925360, 369406170, 383087880, 422178480, 430973865, 459705456, 492541560, 517168638, 544388040, 574631820, 591049872, 689558184, 738812340, 766175760, 861947730, 985083120, 1034337276, 1088776080, 1149263640, 1292921595, 1379116368, 1477624680, 1723895460, 2068674552, 2298527280, 2585843190, 2955249360, 3447790920, 4137349104, 5171686380, 6895581840, 10343372760, 20686745520]

約数ペア:

[(1, 20686745520), (2, 10343372760), (3, 6895581840), (4, 5171686380), (5, 4137349104), (6, 3447790920), (7, 2955249360), (8, 2585843190), (9, 2298527280), (10, 2068674552), (12, 1723895460), (14, 1477624680), (15, 1379116368), (16, 1292921595), (18, 1149263640), (19, 1088776080), (20, 1034337276), (21, 985083120), (24, 861947730), (27, 766175760), (28, 738812340), (30, 689558184), (35, 591049872), (36, 574631820), (38, 544388040), (40, 517168638), (42, 492541560), (45, 459705456), (48, 430973865), (49, 422178480), (54, 383087880), (56, 369406170), (57, 362925360), (60, 344779092), (63, 328361040), (70, 295524936), (72, 287315910), (76, 272194020), (80, 258584319), (81, 255391920), (84, 246270780), (90, 229852728), (95, 217755216), (98, 211089240), (105, 197016624), (108, 191543940), (112, 184703085), (114, 181462680), (120, 172389546), (126, 164180520), (127, 162887760), (133, 155539440), (135, 153235152), (140, 147762468), (144, 143657955), (147, 140726160), (152, 136097010), (162, 127695960), (168, 123135390), (171, 120975120), (180, 114926364), (189, 109453680), (190, 108877608), (196, 105544620), (210, 98508312), (216, 95771970), (228, 90731340), (240, 86194773), (243, 85130640), (245, 84435696), (252, 82090260), (254, 81443880), (266, 77769720), (270, 76617576), (280, 73881234), (285, 72585072), (294, 70363080), (304, 68048505), (315, 65672208), (324, 63847980), (336, 61567695), (342, 60487560), (360, 57463182), (378, 54726840), (380, 54438804), (381, 54295920), (392, 52772310), (399, 51846480), (405, 51078384), (420, 49254156), (432, 47885985), (441, 46908720), (456, 45365670), (486, 42565320), (490, 42217848), (504, 41045130), (508, 40721940), (513, 40325040), (532, 38884860), (540, 38308788), (560, 36940617), (567, 36484560), (570, 36292536), (588, 35181540), (630, 32836104), (635, 32577552), (648, 31923990), (665, 31107888), (684, 30243780), (720, 28731591), (729, 28376880), (735, 28145232), (756, 27363420), (760, 27219402), (762, 27147960), (784, 26386155), (798, 25923240), (810, 25539192), (840, 24627078), (855, 24195024), (882, 23454360), (889, 23269680), (912, 22682835), (931, 22219920), (945, 21890736), (972, 21282660), (980, 21108924), (1008, 20522565), (1016, 20360970), (1026, 20162520), (1064, 19442430), (1080, 19154394), (1134, 18242280), (1140, 18146268), (1143, 18098640), (1176, 17590770), (1197, 17282160), (1215, 17026128), (1260, 16418052), (1270, 16288776), (1296, 15961995), (1323, 15636240), (1330, 15553944), (1368, 15121890), (1458, 14188440), (1470, 14072616), (1512, 13681710), (1520, 13609701), (1524, 13573980), (1539, 13441680), (1596, 12961620), (1620, 12769596), (1680, 12313539), (1701, 12161520), (1710, 12097512), (1764, 11727180), (1778, 11634840), (1862, 11109960), (1890, 10945368), (1905, 10859184), (1944, 10641330), (1960, 10554462), (1995, 10369296), (2032, 10180485), (2052, 10081260), (2128, 9721215), (2160, 9577197), (2187, 9458960), (2205, 9381744), (2268, 9121140), (2280, 9073134), (2286, 9049320), (2352, 8795385), (2394, 8641080), (2413, 8573040), (2430, 8513064), (2520, 8209026), (2540, 8144388), (2565, 8065008), (2646, 7818120), (2660, 7776972), (2667, 7756560), (2736, 7560945), (2793, 7406640), (2835, 7296912), (2916, 7094220), (2940, 7036308), (3024, 6840855), (3048, 6786990), (3078, 6720840), (3192, 6480810), (3240, 6384798), (3402, 6080760), (3420, 6048756), (3429, 6032880), (3528, 5863590), (3556, 5817420), (3591, 5760720), (3645, 5675376), (3724, 5554980), (3780, 5472684), (3810, 5429592), (3888, 5320665), (3920, 5277231), (3969, 5212080), (3990, 5184648), (4104, 5040630), (4374, 4729480), (4410, 4690872), (4445, 4653936), (4536, 4560570), (4560, 4536567), (4572, 4524660), (4617, 4480560), (4655, 4443984), (4788, 4320540), (4826, 4286520), (4860, 4256532), (5040, 4104513), (5080, 4072194), (5103, 4053840), (5130, 4032504), (5292, 3909060), (5320, 3888486), (5334, 3878280), (5586, 3703320), (5670, 3648456), (5715, 3619728), (5832, 3547110), (5880, 3518154), (5985, 3456432), (6096, 3393495), (6156, 3360420), (6223, 3324240), (6384, 3240405), (6480, 3192399), (6615, 3127248), (6804, 3040380), (6840, 3024378), (6858, 3016440), (7056, 2931795), (7112, 2908710), (7182, 2880360), (7239, 2857680), (7290, 2837688), (7448, 2777490), (7560, 2736342), (7620, 2714796), (7695, 2688336), (7938, 2606040), (7980, 2592324), (8001, 2585520), (8208, 2520315), (8379, 2468880), (8505, 2432304), (8748, 2364740), (8820, 2345436), (8890, 2326968), (9072, 2280285), (9144, 2262330), (9234, 2240280), (9310, 2221992), (9576, 2160270), (9652, 2143260), (9720, 2128266), (10160, 2036097), (10206, 2026920), (10260, 2016252), (10287, 2010960), (10584, 1954530), (10640, 1944243), (10668, 1939140), (10773, 1920240), (10935, 1891792), (11172, 1851660), (11340, 1824228), (11430, 1809864), (11664, 1773555), (11760, 1759077), (11907, 1737360), (11970, 1728216), (12065, 1714608), (12312, 1680210), (12446, 1662120), (13230, 1563624), (13335, 1551312), (13608, 1520190), (13680, 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(27930, 740664), (28728, 720090), (28956, 714420), (29160, 709422), (30480, 678699), (30618, 675640), (30780, 672084), (30861, 670320), (31115, 664848), (31752, 651510), (31920, 648081), (32004, 646380), (32319, 640080), (33516, 617220), (33782, 612360), (34020, 608076), (34290, 603288), (34992, 591185), (35280, 586359), (35560, 581742), (35721, 579120), (35910, 576072), (36195, 571536), (36936, 560070), (37240, 555498), (37338, 554040), (38608, 535815), (39690, 521208), (40005, 517104), (40824, 506730), (41040, 504063), (41148, 502740), (41553, 497840), (41895, 493776), (42672, 484785), (43092, 480060), (43434, 476280), (43740, 472948), (44688, 462915), (45360, 456057), (45720, 452466), (46170, 448056), (47628, 434340), (47880, 432054), (48006, 430920), (48260, 428652), (49784, 415530), (50274, 411480), (50673, 408240), (51030, 405384), (51435, 402192), (52920, 390906), (53340, 387828), (53865, 384048), (54864, 377055), (55404, 373380), (55860, 370332), (56007, 369360), (57456, 360045), (57912, 357210), (58320, 354711), (59535, 347472), (61236, 337820), (61560, 336042), (61722, 335160), (62230, 332424), (63504, 325755), (64008, 323190), (64638, 320040), (65151, 317520), (67032, 308610), (67564, 306180), (68040, 304038), (68580, 301644), (69255, 298704), (71120, 290871), (71442, 289560), (71820, 288036), (72009, 287280), (72390, 285768), (73872, 280035), (74480, 277749), (74676, 277020), (75411, 274320), (76545, 270256), (79380, 260604), (80010, 258552), (81648, 253365), (82296, 251370), (83106, 248920), (83790, 246888), (84455, 244944), (86184, 240030), (86868, 238140), (87480, 236474), (91440, 226233), (92340, 224028), (92583, 223440), (93345, 221616), (95256, 217170), (95760, 216027), (96012, 215460), (96520, 214326), (96957, 213360), (99568, 207765), (100548, 205740), (101346, 204120), (102060, 202692), (102870, 201096), (105840, 195453), (106680, 193914), (107163, 193040), (107730, 192024), (108585, 190512), (110808, 186690), (111720, 185166), (112014, 184680), (115824, 178605), (118237, 174960), (119070, 173736), (120015, 172368), (122472, 168910), (123120, 168021), (123444, 167580), (124460, 166212), (125685, 164592), (128016, 161595), (129276, 160020), (130302, 158760), (134064, 154305), (135128, 153090), (136080, 152019), (137160, 150822), (138510, 149352), (142884, 144780), (143640, 144018)]