20196857520

素因数分解:

$2^4\times 3^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 720

約数和(自身を含む): 84346030080

約数和(自身を除く): 64149172560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 162, 168, 180, 184, 189, 207, 210, 216, 230, 239, 240, 243, 252, 270, 276, 280, 315, 322, 324, 336, 345, 360, 368, 378, 405, 414, 420, 432, 460, 478, 483, 486, 504, 540, 552, 560, 567, 621, 630, 644, 648, 690, 717, 720, 729, 756, 805, 810, 828, 840, 920, 945, 956, 966, 972, 1008, 1035, 1080, 1104, 1134, 1195, 1215, 1242, 1260, 1288, 1296, 1380, 1434, 1449, 1458, 1512, 1610, 1620, 1656, 1673, 1680, 1701, 1840, 1863, 1890, 1912, 1932, 1944, 2070, 2151, 2160, 2187, 2268, 2390, 2415, 2430, 2484, 2520, 2576, 2760, 2835, 2868, 2898, 2916, 3024, 3105, 3220, 3240, 3312, 3346, 3402, 3585, 3645, 3726, 3780, 3824, 3864, 3888, 4140, 4302, 4347, 4374, 4536, 4780, 4830, 4860, 4968, 5019, 5040, 5103, 5497, 5520, 5589, 5670, 5736, 5796, 5832, 6210, 6440, 6453, 6480, 6561, 6692, 6804, 7170, 7245, 7290, 7452, 7560, 7728, 8280, 8365, 8505, 8604, 8694, 8748, 9072, 9315, 9560, 9660, 9720, 9936, 10038, 10206, 10755, 10935, 10994, 11178, 11340, 11472, 11592, 11664, 12420, 12880, 12906, 13041, 13122, 13384, 13608, 14340, 14490, 14580, 14904, 15057, 15120, 15309, 16491, 16560, 16730, 16767, 17010, 17208, 17388, 17496, 18630, 19120, 19320, 19359, 19440, 20076, 20412, 21510, 21735, 21870, 21988, 22356, 22680, 23184, 24840, 25095, 25515, 25812, 26082, 26244, 26768, 27216, 27485, 27945, 28680, 28980, 29160, 29808, 30114, 30618, 32265, 32805, 32982, 33460, 33534, 34020, 34416, 34776, 34992, 37260, 38479, 38640, 38718, 39123, 40152, 40824, 43020, 43470, 43740, 43976, 44712, 45171, 45360, 45927, 49473, 49680, 50190, 50301, 51030, 51624, 52164, 52488, 54970, 55890, 57360, 57960, 58077, 58320, 60228, 61236, 64530, 65205, 65610, 65964, 66920, 67068, 68040, 69552, 74520, 75285, 76545, 76958, 77436, 78246, 80304, 81648, 82455, 83835, 86040, 86940, 87480, 87952, 89424, 90342, 91854, 96795, 98946, 100380, 100602, 102060, 103248, 104328, 104976, 109940, 111780, 115437, 115920, 116154, 117369, 120456, 122472, 129060, 130410, 131220, 131928, 133840, 134136, 135513, 136080, 148419, 149040, 150570, 150903, 153090, 153916, 154872, 156492, 164910, 167670, 172080, 173880, 174231, 174960, 180684, 183708, 192395, 193590, 195615, 197892, 200760, 201204, 204120, 208656, 219880, 223560, 225855, 229635, 230874, 232308, 234738, 240912, 244944, 247365, 251505, 258120, 260820, 262440, 263856, 268272, 271026, 290385, 296838, 301140, 301806, 306180, 307832, 309744, 312984, 329820, 335340, 346311, 347760, 348462, 352107, 361368, 367416, 384790, 387180, 391230, 395784, 401520, 402408, 406539, 408240, 439760, 445257, 447120, 451710, 459270, 461748, 464616, 469476, 494730, 503010, 516240, 521640, 522693, 524880, 542052, 577185, 580770, 586845, 593676, 602280, 603612, 612360, 615664, 625968, 659640, 670680, 677565, 692622, 696924, 704214, 722736, 734832, 742095, 754515, 769580, 774360, 782460, 791568, 804816, 813078, 871155, 890514, 903420, 918540, 923496, 929232, 938952, 989460, 1006020, 1038933, 1043280, 1045386, 1056321, 1084104, 1154370, 1161540, 1173690, 1187352, 1204560, 1207224, 1219617, 1224720, 1319280, 1335771, 1341360, 1355130, 1385244, 1393848, 1408428, 1484190, 1509030, 1539160, 1548720, 1564920, 1568079, 1626156, 1731555, 1742310, 1760535, 1781028, 1806840, 1837080, 1846992, 1877904, 1978920, 2012040, 2032695, 2077866, 2090772, 2112642, 2168208, 2226285, 2308740, 2323080, 2347380, 2374704, 2414448, 2439234, 2613465, 2671542, 2710260, 2770488, 2787696, 2816856, 2968380, 3018060, 3078320, 3116799, 3129840, 3136158, 3252312, 3463110, 3484620, 3521070, 3562056, 3613680, 3658851, 3674160, 3957840, 4007313, 4024080, 4065390, 4155732, 4181544, 4225284, 4452570, 4617480, 4646160, 4694760, 4878468, 5194665, 5226930, 5281605, 5343084, 5420520, 5540976, 5633712, 5936760, 6036120, 6098085, 6233598, 6272316, 6504624, 6678855, 6926220, 6969240, 7042140, 7124112, 7317702, 7840395, 8014626, 8130780, 8311464, 8363088, 8450568, 8905140, 9234960, 9350397, 9389520, 9756936, 10389330, 10453860, 10563210, 10686168, 10841040, 10976553, 11873520, 12021939, 12072240, 12196170, 12467196, 12544632, 13357710, 13852440, 13938480, 14084280, 14635404, 15583995, 15680790, 16029252, 16261560, 16622928, 16901136, 17810280, 18294255, 18700794, 19513872, 20036565, 20778660, 20907720, 21126420, 21372336, 21953106, 24043878, 24392340, 24934392, 25089264, 26715420, 27704880, 28051191, 28168560, 29270808, 31167990, 31361580, 32058504, 32523120, 35620560, 36065817, 36588510, 37401588, 40073130, 41557320, 41815440, 42252840, 43906212, 46751985, 48087756, 48784680, 49868784, 53430840, 54882765, 56102382, 58541616, 60109695, 62335980, 62723160, 64117008, 72131634, 73177020, 74803176, 80146260, 83114640, 84153573, 84505680, 87812424, 93503970, 96175512, 97569360, 106861680, 109765530, 112204764, 120219390, 124671960, 125446320, 140255955, 144263268, 146354040, 149606352, 160292520, 168307146, 175624848, 180329085, 187007940, 192351024, 219531060, 224409528, 240438780, 249343920, 252460719, 280511910, 288526536, 292708080, 320585040, 336614292, 360658170, 374015880, 420767865, 439062120, 448819056, 480877560, 504921438, 561023820, 577053072, 673228584, 721316340, 748031760, 841535730, 878124240, 961755120, 1009842876, 1122047640, 1262303595, 1346457168, 1442632680, 1683071460, 2019685752, 2244095280, 2524607190, 2885265360, 3366142920, 4039371504, 5049214380, 6732285840, 10098428760, 20196857520]

約数ペア:

[(1, 20196857520), (2, 10098428760), (3, 6732285840), (4, 5049214380), (5, 4039371504), (6, 3366142920), (7, 2885265360), (8, 2524607190), (9, 2244095280), (10, 2019685752), (12, 1683071460), (14, 1442632680), (15, 1346457168), (16, 1262303595), (18, 1122047640), (20, 1009842876), (21, 961755120), (23, 878124240), (24, 841535730), (27, 748031760), (28, 721316340), (30, 673228584), (35, 577053072), (36, 561023820), (40, 504921438), (42, 480877560), (45, 448819056), (46, 439062120), (48, 420767865), (54, 374015880), (56, 360658170), (60, 336614292), (63, 320585040), (69, 292708080), (70, 288526536), (72, 280511910), (80, 252460719), (81, 249343920), (84, 240438780), (90, 224409528), (92, 219531060), (105, 192351024), (108, 187007940), (112, 180329085), (115, 175624848), (120, 168307146), (126, 160292520), (135, 149606352), (138, 146354040), (140, 144263268), (144, 140255955), (161, 125446320), (162, 124671960), (168, 120219390), (180, 112204764), (184, 109765530), (189, 106861680), (207, 97569360), (210, 96175512), (216, 93503970), (230, 87812424), (239, 84505680), (240, 84153573), (243, 83114640), (252, 80146260), (270, 74803176), (276, 73177020), (280, 72131634), (315, 64117008), (322, 62723160), (324, 62335980), (336, 60109695), (345, 58541616), (360, 56102382), (368, 54882765), (378, 53430840), (405, 49868784), (414, 48784680), (420, 48087756), (432, 46751985), (460, 43906212), (478, 42252840), (483, 41815440), (486, 41557320), (504, 40073130), (540, 37401588), (552, 36588510), (560, 36065817), (567, 35620560), (621, 32523120), (630, 32058504), (644, 31361580), (648, 31167990), (690, 29270808), (717, 28168560), (720, 28051191), (729, 27704880), (756, 26715420), (805, 25089264), (810, 24934392), (828, 24392340), (840, 24043878), (920, 21953106), (945, 21372336), (956, 21126420), (966, 20907720), (972, 20778660), (1008, 20036565), (1035, 19513872), (1080, 18700794), (1104, 18294255), (1134, 17810280), (1195, 16901136), (1215, 16622928), (1242, 16261560), (1260, 16029252), (1288, 15680790), (1296, 15583995), (1380, 14635404), (1434, 14084280), (1449, 13938480), (1458, 13852440), (1512, 13357710), (1610, 12544632), (1620, 12467196), (1656, 12196170), (1673, 12072240), (1680, 12021939), (1701, 11873520), (1840, 10976553), (1863, 10841040), (1890, 10686168), (1912, 10563210), (1932, 10453860), (1944, 10389330), (2070, 9756936), (2151, 9389520), (2160, 9350397), (2187, 9234960), (2268, 8905140), (2390, 8450568), (2415, 8363088), (2430, 8311464), (2484, 8130780), (2520, 8014626), (2576, 7840395), (2760, 7317702), (2835, 7124112), (2868, 7042140), (2898, 6969240), (2916, 6926220), (3024, 6678855), (3105, 6504624), (3220, 6272316), (3240, 6233598), (3312, 6098085), (3346, 6036120), (3402, 5936760), (3585, 5633712), (3645, 5540976), (3726, 5420520), (3780, 5343084), (3824, 5281605), (3864, 5226930), (3888, 5194665), (4140, 4878468), (4302, 4694760), (4347, 4646160), (4374, 4617480), (4536, 4452570), (4780, 4225284), (4830, 4181544), (4860, 4155732), (4968, 4065390), (5019, 4024080), (5040, 4007313), (5103, 3957840), (5497, 3674160), (5520, 3658851), (5589, 3613680), (5670, 3562056), (5736, 3521070), (5796, 3484620), (5832, 3463110), (6210, 3252312), (6440, 3136158), (6453, 3129840), (6480, 3116799), (6561, 3078320), (6692, 3018060), (6804, 2968380), (7170, 2816856), (7245, 2787696), (7290, 2770488), (7452, 2710260), (7560, 2671542), (7728, 2613465), (8280, 2439234), (8365, 2414448), (8505, 2374704), (8604, 2347380), (8694, 2323080), (8748, 2308740), (9072, 2226285), (9315, 2168208), (9560, 2112642), (9660, 2090772), (9720, 2077866), (9936, 2032695), (10038, 2012040), (10206, 1978920), (10755, 1877904), (10935, 1846992), (10994, 1837080), (11178, 1806840), (11340, 1781028), (11472, 1760535), (11592, 1742310), (11664, 1731555), (12420, 1626156), (12880, 1568079), (12906, 1564920), (13041, 1548720), (13122, 1539160), (13384, 1509030), (13608, 1484190), (14340, 1408428), (14490, 1393848), (14580, 1385244), (14904, 1355130), (15057, 1341360), (15120, 1335771), (15309, 1319280), (16491, 1224720), (16560, 1219617), (16730, 1207224), (16767, 1204560), (17010, 1187352), (17208, 1173690), (17388, 1161540), (17496, 1154370), (18630, 1084104), (19120, 1056321), (19320, 1045386), (19359, 1043280), (19440, 1038933), (20076, 1006020), (20412, 989460), (21510, 938952), (21735, 929232), (21870, 923496), (21988, 918540), (22356, 903420), (22680, 890514), (23184, 871155), (24840, 813078), (25095, 804816), (25515, 791568), (25812, 782460), (26082, 774360), (26244, 769580), (26768, 754515), (27216, 742095), (27485, 734832), (27945, 722736), (28680, 704214), (28980, 696924), (29160, 692622), (29808, 677565), (30114, 670680), (30618, 659640), (32265, 625968), (32805, 615664), (32982, 612360), (33460, 603612), (33534, 602280), (34020, 593676), (34416, 586845), (34776, 580770), (34992, 577185), (37260, 542052), (38479, 524880), (38640, 522693), (38718, 521640), (39123, 516240), (40152, 503010), (40824, 494730), (43020, 469476), (43470, 464616), (43740, 461748), (43976, 459270), (44712, 451710), (45171, 447120), (45360, 445257), (45927, 439760), (49473, 408240), (49680, 406539), (50190, 402408), (50301, 401520), (51030, 395784), (51624, 391230), (52164, 387180), (52488, 384790), (54970, 367416), (55890, 361368), (57360, 352107), (57960, 348462), (58077, 347760), (58320, 346311), (60228, 335340), (61236, 329820), (64530, 312984), (65205, 309744), (65610, 307832), (65964, 306180), (66920, 301806), (67068, 301140), (68040, 296838), (69552, 290385), (74520, 271026), (75285, 268272), (76545, 263856), (76958, 262440), (77436, 260820), (78246, 258120), (80304, 251505), (81648, 247365), (82455, 244944), (83835, 240912), (86040, 234738), (86940, 232308), (87480, 230874), (87952, 229635), (89424, 225855), (90342, 223560), (91854, 219880), (96795, 208656), (98946, 204120), (100380, 201204), (100602, 200760), (102060, 197892), (103248, 195615), (104328, 193590), (104976, 192395), (109940, 183708), (111780, 180684), (115437, 174960), (115920, 174231), (116154, 173880), (117369, 172080), (120456, 167670), (122472, 164910), (129060, 156492), (130410, 154872), (131220, 153916), (131928, 153090), (133840, 150903), (134136, 150570), (135513, 149040), (136080, 148419)]