18866448720

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13417}}^1$

素因数の和:13480

約数の個数: 400

約数和(自身を含む): 77308290048

約数和(自身を除く): 58441841328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 81, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 162, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 324, 336, 360, 372, 378, 405, 420, 432, 434, 465, 496, 504, 540, 558, 560, 567, 620, 630, 648, 651, 720, 744, 756, 810, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1134, 1240, 1260, 1296, 1302, 1395, 1488, 1512, 1620, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2232, 2268, 2480, 2511, 2520, 2604, 2790, 2835, 3024, 3240, 3255, 3348, 3472, 3720, 3780, 3906, 4185, 4340, 4464, 4536, 5022, 5040, 5208, 5580, 5670, 5859, 6480, 6510, 6696, 7440, 7560, 7812, 8370, 8680, 9072, 9765, 10044, 10416, 11160, 11340, 11718, 12555, 13020, 13392, 13417, 15120, 15624, 16740, 17360, 17577, 19530, 20088, 22320, 22680, 23436, 25110, 26040, 26834, 29295, 31248, 33480, 35154, 39060, 40176, 40251, 45360, 46872, 50220, 52080, 53668, 58590, 66960, 67085, 70308, 78120, 80502, 87885, 93744, 93919, 100440, 107336, 117180, 120753, 134170, 140616, 156240, 161004, 175770, 187838, 200880, 201255, 214672, 234360, 241506, 268340, 281232, 281757, 322008, 351540, 362259, 375676, 402510, 415927, 468720, 469595, 483012, 536680, 563514, 603765, 644016, 703080, 724518, 751352, 805020, 831854, 845271, 939190, 966024, 1073360, 1086777, 1127028, 1207530, 1247781, 1406160, 1408785, 1449036, 1502704, 1610040, 1663708, 1690542, 1811295, 1878380, 1932048, 2079635, 2173554, 2254056, 2415060, 2495562, 2535813, 2817570, 2898072, 2911489, 3220080, 3327416, 3381084, 3622590, 3743343, 3756760, 4159270, 4226355, 4347108, 4508112, 4830120, 4991124, 5071626, 5433885, 5635140, 5796144, 5822978, 6238905, 6654832, 6762168, 7245180, 7486686, 7513520, 7607439, 8318540, 8452710, 8694216, 8734467, 9660240, 9982248, 10143252, 10867770, 11230029, 11270280, 11645956, 12477810, 12679065, 13524336, 14490360, 14557445, 14973372, 15214878, 16637080, 16905420, 17388432, 17468934, 18716715, 19964496, 20286504, 21735540, 22460058, 22540560, 23291912, 24955620, 25358130, 26203401, 28980720, 29114890, 29946744, 30429756, 33274160, 33690087, 33810840, 34937868, 37433430, 38037195, 40573008, 43471080, 43672335, 44920116, 46583824, 49911240, 50716260, 52406802, 56150145, 58229780, 59893488, 60859512, 67380174, 67621680, 69875736, 74866860, 76074390, 78610203, 86942160, 87344670, 89840232, 99822480, 101432520, 104813604, 112300290, 116459560, 121719024, 131017005, 134760348, 139751472, 149733720, 152148780, 157220406, 168450435, 174689340, 179680464, 202865040, 209627208, 224600580, 232919120, 235830609, 262034010, 269520696, 299467440, 304297560, 314440812, 336900870, 349378680, 393051015, 419254416, 449201160, 471661218, 524068020, 539041392, 608595120, 628881624, 673801740, 698757360, 786102030, 898402320, 943322436, 1048136040, 1179153045, 1257763248, 1347603480, 1572204060, 1886644872, 2096272080, 2358306090, 2695206960, 3144408120, 3773289744, 4716612180, 6288816240, 9433224360, 18866448720]

約数ペア:

[(1, 18866448720), (2, 9433224360), (3, 6288816240), (4, 4716612180), (5, 3773289744), (6, 3144408120), (7, 2695206960), (8, 2358306090), (9, 2096272080), (10, 1886644872), (12, 1572204060), (14, 1347603480), (15, 1257763248), (16, 1179153045), (18, 1048136040), (20, 943322436), (21, 898402320), (24, 786102030), (27, 698757360), (28, 673801740), (30, 628881624), (31, 608595120), (35, 539041392), (36, 524068020), (40, 471661218), (42, 449201160), (45, 419254416), (48, 393051015), (54, 349378680), (56, 336900870), (60, 314440812), (62, 304297560), (63, 299467440), (70, 269520696), (72, 262034010), (80, 235830609), (81, 232919120), (84, 224600580), (90, 209627208), (93, 202865040), (105, 179680464), (108, 174689340), (112, 168450435), (120, 157220406), (124, 152148780), (126, 149733720), (135, 139751472), (140, 134760348), (144, 131017005), (155, 121719024), (162, 116459560), (168, 112300290), (180, 104813604), (186, 101432520), (189, 99822480), (210, 89840232), (216, 87344670), (217, 86942160), (240, 78610203), (248, 76074390), (252, 74866860), (270, 69875736), (279, 67621680), (280, 67380174), (310, 60859512), (315, 59893488), (324, 58229780), (336, 56150145), (360, 52406802), (372, 50716260), (378, 49911240), (405, 46583824), (420, 44920116), (432, 43672335), (434, 43471080), (465, 40573008), (496, 38037195), (504, 37433430), (540, 34937868), (558, 33810840), (560, 33690087), (567, 33274160), (620, 30429756), (630, 29946744), (648, 29114890), (651, 28980720), (720, 26203401), (744, 25358130), (756, 24955620), (810, 23291912), (837, 22540560), (840, 22460058), (868, 21735540), (930, 20286504), (945, 19964496), (1008, 18716715), (1080, 17468934), (1085, 17388432), (1116, 16905420), (1134, 16637080), (1240, 15214878), (1260, 14973372), (1296, 14557445), (1302, 14490360), (1395, 13524336), (1488, 12679065), (1512, 12477810), (1620, 11645956), (1674, 11270280), (1680, 11230029), (1736, 10867770), (1860, 10143252), (1890, 9982248), (1953, 9660240), (2160, 8734467), (2170, 8694216), (2232, 8452710), (2268, 8318540), (2480, 7607439), (2511, 7513520), (2520, 7486686), (2604, 7245180), (2790, 6762168), (2835, 6654832), (3024, 6238905), (3240, 5822978), (3255, 5796144), (3348, 5635140), (3472, 5433885), (3720, 5071626), (3780, 4991124), (3906, 4830120), (4185, 4508112), (4340, 4347108), (4464, 4226355), (4536, 4159270), (5022, 3756760), (5040, 3743343), (5208, 3622590), (5580, 3381084), (5670, 3327416), (5859, 3220080), (6480, 2911489), (6510, 2898072), (6696, 2817570), (7440, 2535813), (7560, 2495562), (7812, 2415060), (8370, 2254056), (8680, 2173554), (9072, 2079635), (9765, 1932048), (10044, 1878380), (10416, 1811295), (11160, 1690542), (11340, 1663708), (11718, 1610040), (12555, 1502704), (13020, 1449036), (13392, 1408785), (13417, 1406160), (15120, 1247781), (15624, 1207530), (16740, 1127028), (17360, 1086777), (17577, 1073360), (19530, 966024), (20088, 939190), (22320, 845271), (22680, 831854), (23436, 805020), (25110, 751352), (26040, 724518), (26834, 703080), (29295, 644016), (31248, 603765), (33480, 563514), (35154, 536680), (39060, 483012), (40176, 469595), (40251, 468720), (45360, 415927), (46872, 402510), (50220, 375676), (52080, 362259), (53668, 351540), (58590, 322008), (66960, 281757), (67085, 281232), (70308, 268340), (78120, 241506), (80502, 234360), (87885, 214672), (93744, 201255), (93919, 200880), (100440, 187838), (107336, 175770), (117180, 161004), (120753, 156240), (134170, 140616)]