1980372240

素因数分解:

$2^4\times 3^8\times 5^1\times 7^3\times {\mathrm{11}}^1$

素因数の和:69

約数の個数: 720

約数和(自身を含む): 8786044800

約数和(自身を除く): 6805672560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 49, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 98, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 147, 154, 162, 165, 168, 176, 180, 189, 196, 198, 210, 216, 220, 231, 240, 243, 245, 252, 264, 270, 280, 294, 297, 308, 315, 324, 330, 336, 343, 360, 378, 385, 392, 396, 405, 420, 432, 440, 441, 462, 486, 490, 495, 504, 528, 539, 540, 560, 567, 588, 594, 616, 630, 648, 660, 686, 693, 720, 729, 735, 756, 770, 784, 792, 810, 840, 880, 882, 891, 924, 945, 972, 980, 990, 1008, 1029, 1078, 1080, 1134, 1155, 1176, 1188, 1215, 1232, 1260, 1296, 1320, 1323, 1372, 1386, 1458, 1470, 1485, 1512, 1540, 1584, 1617, 1620, 1680, 1701, 1715, 1764, 1782, 1848, 1890, 1944, 1960, 1980, 2058, 2079, 2156, 2160, 2187, 2205, 2268, 2310, 2352, 2376, 2430, 2520, 2640, 2646, 2673, 2695, 2744, 2772, 2835, 2916, 2940, 2970, 3024, 3080, 3087, 3234, 3240, 3402, 3430, 3465, 3528, 3564, 3645, 3696, 3773, 3780, 3888, 3920, 3960, 3969, 4116, 4158, 4312, 4374, 4410, 4455, 4536, 4620, 4752, 4851, 4860, 5040, 5103, 5145, 5292, 5346, 5390, 5488, 5544, 5670, 5832, 5880, 5940, 6160, 6174, 6237, 6468, 6480, 6561, 6615, 6804, 6860, 6930, 7056, 7128, 7290, 7546, 7560, 7920, 7938, 8019, 8085, 8232, 8316, 8505, 8624, 8748, 8820, 8910, 9072, 9240, 9261, 9702, 9720, 10206, 10290, 10395, 10584, 10692, 10780, 10935, 11088, 11319, 11340, 11664, 11760, 11880, 11907, 12348, 12474, 12936, 13122, 13230, 13365, 13608, 13720, 13860, 14256, 14553, 14580, 15092, 15120, 15309, 15435, 15876, 16038, 16170, 16464, 16632, 17010, 17496, 17640, 17820, 18480, 18522, 18711, 18865, 19404, 19440, 19845, 20412, 20580, 20790, 21168, 21384, 21560, 21870, 22638, 22680, 23760, 23814, 24057, 24255, 24696, 24948, 25515, 25872, 26244, 26460, 26730, 27216, 27440, 27720, 27783, 29106, 29160, 30184, 30618, 30870, 31185, 31752, 32076, 32340, 32805, 33264, 33957, 34020, 34992, 35280, 35640, 35721, 37044, 37422, 37730, 38808, 39690, 40095, 40824, 41160, 41580, 42768, 43120, 43659, 43740, 45276, 45360, 45927, 46305, 47628, 48114, 48510, 49392, 49896, 51030, 52488, 52920, 53460, 55440, 55566, 56133, 56595, 58212, 58320, 59535, 60368, 61236, 61740, 62370, 63504, 64152, 64680, 65610, 67914, 68040, 71280, 71442, 72171, 72765, 74088, 74844, 75460, 76545, 77616, 79380, 80190, 81648, 82320, 83160, 83349, 87318, 87480, 90552, 91854, 92610, 93555, 95256, 96228, 97020, 99792, 101871, 102060, 104976, 105840, 106920, 107163, 111132, 112266, 113190, 116424, 119070, 120285, 122472, 123480, 124740, 128304, 129360, 130977, 131220, 135828, 136080, 138915, 142884, 144342, 145530, 148176, 149688, 150920, 153090, 158760, 160380, 166320, 166698, 168399, 169785, 174636, 174960, 178605, 181104, 183708, 185220, 187110, 190512, 192456, 194040, 203742, 204120, 213840, 214326, 218295, 222264, 224532, 226380, 229635, 232848, 238140, 240570, 244944, 246960, 249480, 250047, 261954, 262440, 271656, 277830, 280665, 285768, 288684, 291060, 299376, 301840, 305613, 306180, 317520, 320760, 321489, 333396, 336798, 339570, 349272, 357210, 360855, 367416, 370440, 374220, 384912, 388080, 392931, 407484, 408240, 416745, 428652, 436590, 444528, 449064, 452760, 459270, 476280, 481140, 498960, 500094, 505197, 509355, 523908, 524880, 535815, 543312, 555660, 561330, 571536, 577368, 582120, 611226, 612360, 641520, 642978, 654885, 666792, 673596, 679140, 698544, 714420, 721710, 734832, 740880, 748440, 750141, 785862, 814968, 833490, 841995, 857304, 873180, 898128, 905520, 916839, 918540, 952560, 962280, 1000188, 1010394, 1018710, 1047816, 1071630, 1111320, 1122660, 1154736, 1164240, 1178793, 1222452, 1224720, 1250235, 1285956, 1309770, 1333584, 1347192, 1358280, 1428840, 1443420, 1496880, 1500282, 1528065, 1571724, 1607445, 1629936, 1666980, 1683990, 1714608, 1746360, 1833678, 1837080, 1924560, 1964655, 2000376, 2020788, 2037420, 2095632, 2143260, 2222640, 2245320, 2250423, 2357586, 2444904, 2500470, 2525985, 2571912, 2619540, 2694384, 2716560, 2750517, 2857680, 2886840, 3000564, 3056130, 3143448, 3214890, 3333960, 3367980, 3492720, 3536379, 3667356, 3674160, 3750705, 3929310, 4000752, 4041576, 4074840, 4286520, 4490640, 4500846, 4584195, 4715172, 4889808, 5000940, 5051970, 5143824, 5239080, 5501034, 5773680, 5893965, 6001128, 6112260, 6286896, 6429780, 6667920, 6735960, 7072758, 7334712, 7501410, 7858620, 8083152, 8149680, 8251551, 8573040, 9001692, 9168390, 9430344, 10001880, 10103940, 10478160, 11002068, 11252115, 11787930, 12002256, 12224520, 12859560, 13471920, 13752585, 14145516, 14669424, 15002820, 15717240, 16503102, 17681895, 18003384, 18336780, 18860688, 20003760, 20207880, 22004136, 22504230, 23575860, 24449040, 24754653, 25719120, 27505170, 28291032, 30005640, 31434480, 33006204, 35363790, 36006768, 36673560, 40415760, 41257755, 44008272, 45008460, 47151720, 49509306, 55010340, 56582064, 60011280, 66012408, 70727580, 73347120, 82515510, 90016920, 94303440, 99018612, 110020680, 123773265, 132024816, 141455160, 165031020, 180033840, 198037224, 220041360, 247546530, 282910320, 330062040, 396074448, 495093060, 660124080, 990186120, 1980372240]

約数ペア:

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(840, 2357586), (880, 2250423), (882, 2245320), (891, 2222640), (924, 2143260), (945, 2095632), (972, 2037420), (980, 2020788), (990, 2000376), (1008, 1964655), (1029, 1924560), (1078, 1837080), (1080, 1833678), (1134, 1746360), (1155, 1714608), (1176, 1683990), (1188, 1666980), (1215, 1629936), (1232, 1607445), (1260, 1571724), (1296, 1528065), (1320, 1500282), (1323, 1496880), (1372, 1443420), (1386, 1428840), (1458, 1358280), (1470, 1347192), (1485, 1333584), (1512, 1309770), (1540, 1285956), (1584, 1250235), (1617, 1224720), (1620, 1222452), (1680, 1178793), (1701, 1164240), (1715, 1154736), (1764, 1122660), (1782, 1111320), (1848, 1071630), (1890, 1047816), (1944, 1018710), (1960, 1010394), (1980, 1000188), (2058, 962280), (2079, 952560), (2156, 918540), (2160, 916839), (2187, 905520), (2205, 898128), (2268, 873180), (2310, 857304), (2352, 841995), (2376, 833490), (2430, 814968), (2520, 785862), (2640, 750141), (2646, 748440), (2673, 740880), (2695, 734832), (2744, 721710), (2772, 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