20815129440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{919}}^1$

素因数の和:1064

約数の個数: 576

約数和(自身を含む): 85632422400

約数和(自身を除く): 64817292960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 107, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 214, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 321, 336, 360, 378, 392, 420, 428, 432, 441, 480, 490, 504, 535, 540, 560, 588, 630, 642, 672, 720, 735, 749, 756, 784, 840, 856, 864, 882, 919, 945, 963, 980, 1008, 1070, 1080, 1120, 1176, 1260, 1284, 1323, 1440, 1470, 1498, 1512, 1568, 1605, 1680, 1712, 1764, 1838, 1890, 1926, 1960, 2016, 2140, 2160, 2205, 2247, 2352, 2520, 2568, 2646, 2757, 2889, 2940, 2996, 3024, 3210, 3360, 3424, 3528, 3676, 3745, 3780, 3852, 3920, 4280, 4320, 4410, 4494, 4595, 4704, 4815, 5040, 5136, 5243, 5292, 5514, 5778, 5880, 5992, 6048, 6420, 6433, 6615, 6741, 7056, 7352, 7490, 7560, 7704, 7840, 8271, 8560, 8820, 8988, 9190, 9630, 10080, 10272, 10486, 10584, 11028, 11235, 11556, 11760, 11984, 12840, 12866, 13230, 13482, 13785, 14112, 14445, 14704, 14980, 15120, 15408, 15729, 16542, 17120, 17640, 17976, 18380, 19260, 19299, 20223, 20972, 21168, 22056, 22470, 23112, 23520, 23968, 24813, 25680, 25732, 26215, 26460, 26964, 27570, 28890, 29408, 29960, 30240, 30816, 31458, 32165, 33084, 33705, 35280, 35952, 36760, 38520, 38598, 40446, 41355, 41944, 42336, 44112, 44940, 45031, 46224, 47187, 49626, 51360, 51464, 52430, 52920, 53928, 55140, 57780, 57897, 59920, 62916, 64330, 66168, 67410, 70560, 71904, 73520, 77040, 77196, 78645, 80892, 82710, 83888, 88224, 89880, 90062, 92448, 94374, 96495, 98333, 99252, 101115, 102928, 104860, 105840, 107856, 110280, 115560, 115794, 119840, 124065, 125832, 128660, 132336, 134820, 135093, 141561, 147040, 154080, 154392, 157290, 161784, 165420, 167776, 173691, 179760, 180124, 188748, 192990, 196666, 198504, 202230, 205856, 209720, 211680, 215712, 220560, 225155, 231120, 231588, 235935, 248130, 251664, 257320, 264672, 269640, 270186, 283122, 289485, 294999, 308784, 314580, 323568, 330840, 347382, 359520, 360248, 377496, 385980, 393332, 397008, 404460, 405279, 419440, 441120, 450310, 462240, 463176, 471870, 491665, 496260, 503328, 514640, 539280, 540372, 566244, 578970, 589998, 617568, 629160, 647136, 661680, 675465, 688331, 694764, 707805, 720496, 754992, 771960, 786664, 794016, 808920, 810558, 838880, 868455, 884997, 900620, 926352, 943740, 983330, 992520, 1029280, 1078560, 1080744, 1132488, 1157940, 1179996, 1215837, 1258320, 1323360, 1350930, 1376662, 1389528, 1415610, 1440992, 1474995, 1509984, 1543920, 1573328, 1617840, 1621116, 1736910, 1769994, 1801240, 1852704, 1887480, 1966660, 1985040, 2026395, 2064993, 2161488, 2264976, 2315880, 2359992, 2431674, 2516640, 2654991, 2701860, 2753324, 2779056, 2831220, 2949990, 3087840, 3146656, 3235680, 3242232, 3441655, 3473820, 3539988, 3602480, 3774960, 3933320, 3970080, 4052790, 4129986, 4322976, 4424985, 4529952, 4631760, 4719984, 4818317, 4863348, 5309982, 5403720, 5506648, 5558112, 5662440, 5899980, 6079185, 6194979, 6484464, 6883310, 6947640, 7079976, 7204960, 7549920, 7866640, 8105580, 8259972, 8849970, 9263520, 9439968, 9636634, 9726696, 10324965, 10619964, 10807440, 11013296, 11324880, 11799960, 12158370, 12389958, 12968928, 13274955, 13766620, 13895280, 14159952, 14454951, 15733280, 16211160, 16519944, 17699940, 18584937, 19273268, 19453392, 20649930, 21239928, 21614880, 22026592, 22649760, 23599920, 24091585, 24316740, 24779916, 26549910, 27533240, 27790560, 28319904, 28909902, 30974895, 32422320, 33039888, 35399880, 37169874, 38546536, 38906784, 41299860, 42479856, 43364853, 47199840, 48183170, 48633480, 49559832, 53099820, 55066480, 57819804, 61949790, 64844640, 66079776, 70799760, 72274755, 74339748, 77093072, 82599720, 84959712, 86729706, 92924685, 96366340, 97266960, 99119664, 106199640, 110132960, 115639608, 123899580, 130094559, 141599520, 144549510, 148679496, 154186144, 165199440, 173459412, 185849370, 192732680, 194533920, 198239328, 212399280, 216824265, 231279216, 247799160, 260189118, 289099020, 297358992, 330398880, 346918824, 371698740, 385465360, 424798560, 433648530, 462558432, 495598320, 520378236, 578198040, 594717984, 650472795, 693837648, 743397480, 770930720, 867297060, 991196640, 1040756472, 1156396080, 1300945590, 1387675296, 1486794960, 1734594120, 2081512944, 2312792160, 2601891180, 2973589920, 3469188240, 4163025888, 5203782360, 6938376480, 10407564720, 20815129440]

約数ペア:

[(1, 20815129440), (2, 10407564720), (3, 6938376480), (4, 5203782360), (5, 4163025888), (6, 3469188240), (7, 2973589920), (8, 2601891180), (9, 2312792160), (10, 2081512944), (12, 1734594120), (14, 1486794960), (15, 1387675296), (16, 1300945590), (18, 1156396080), (20, 1040756472), (21, 991196640), (24, 867297060), (27, 770930720), (28, 743397480), (30, 693837648), (32, 650472795), (35, 594717984), (36, 578198040), (40, 520378236), (42, 495598320), (45, 462558432), (48, 433648530), (49, 424798560), (54, 385465360), (56, 371698740), (60, 346918824), (63, 330398880), (70, 297358992), (72, 289099020), (80, 260189118), (84, 247799160), (90, 231279216), (96, 216824265), (98, 212399280), (105, 198239328), (107, 194533920), (108, 192732680), (112, 185849370), (120, 173459412), (126, 165199440), (135, 154186144), (140, 148679496), (144, 144549510), (147, 141599520), (160, 130094559), (168, 123899580), (180, 115639608), (189, 110132960), (196, 106199640), (210, 99119664), (214, 97266960), (216, 96366340), (224, 92924685), (240, 86729706), (245, 84959712), (252, 82599720), (270, 77093072), (280, 74339748), (288, 72274755), (294, 70799760), (315, 66079776), (321, 64844640), (336, 61949790), (360, 57819804), (378, 55066480), (392, 53099820), (420, 49559832), (428, 48633480), (432, 48183170), (441, 47199840), (480, 43364853), (490, 42479856), (504, 41299860), (535, 38906784), (540, 38546536), (560, 37169874), (588, 35399880), (630, 33039888), (642, 32422320), (672, 30974895), (720, 28909902), (735, 28319904), (749, 27790560), (756, 27533240), (784, 26549910), (840, 24779916), (856, 24316740), (864, 24091585), (882, 23599920), (919, 22649760), (945, 22026592), (963, 21614880), (980, 21239928), (1008, 20649930), (1070, 19453392), (1080, 19273268), (1120, 18584937), (1176, 17699940), (1260, 16519944), (1284, 16211160), (1323, 15733280), (1440, 14454951), (1470, 14159952), (1498, 13895280), (1512, 13766620), (1568, 13274955), (1605, 12968928), (1680, 12389958), (1712, 12158370), (1764, 11799960), (1838, 11324880), (1890, 11013296), (1926, 10807440), (1960, 10619964), (2016, 10324965), (2140, 9726696), (2160, 9636634), (2205, 9439968), (2247, 9263520), (2352, 8849970), (2520, 8259972), (2568, 8105580), (2646, 7866640), (2757, 7549920), (2889, 7204960), (2940, 7079976), (2996, 6947640), (3024, 6883310), (3210, 6484464), (3360, 6194979), (3424, 6079185), (3528, 5899980), (3676, 5662440), (3745, 5558112), (3780, 5506648), (3852, 5403720), (3920, 5309982), (4280, 4863348), (4320, 4818317), (4410, 4719984), (4494, 4631760), (4595, 4529952), (4704, 4424985), (4815, 4322976), (5040, 4129986), (5136, 4052790), (5243, 3970080), (5292, 3933320), (5514, 3774960), (5778, 3602480), (5880, 3539988), (5992, 3473820), (6048, 3441655), (6420, 3242232), (6433, 3235680), (6615, 3146656), (6741, 3087840), (7056, 2949990), (7352, 2831220), (7490, 2779056), (7560, 2753324), (7704, 2701860), (7840, 2654991), (8271, 2516640), (8560, 2431674), (8820, 2359992), (8988, 2315880), (9190, 2264976), (9630, 2161488), (10080, 2064993), (10272, 2026395), (10486, 1985040), (10584, 1966660), (11028, 1887480), (11235, 1852704), (11556, 1801240), (11760, 1769994), (11984, 1736910), (12840, 1621116), (12866, 1617840), (13230, 1573328), (13482, 1543920), (13785, 1509984), (14112, 1474995), (14445, 1440992), (14704, 1415610), (14980, 1389528), (15120, 1376662), (15408, 1350930), (15729, 1323360), (16542, 1258320), (17120, 1215837), (17640, 1179996), (17976, 1157940), (18380, 1132488), (19260, 1080744), (19299, 1078560), (20223, 1029280), (20972, 992520), (21168, 983330), (22056, 943740), (22470, 926352), (23112, 900620), (23520, 884997), (23968, 868455), (24813, 838880), (25680, 810558), (25732, 808920), (26215, 794016), (26460, 786664), (26964, 771960), (27570, 754992), (28890, 720496), (29408, 707805), (29960, 694764), (30240, 688331), (30816, 675465), (31458, 661680), (32165, 647136), (33084, 629160), (33705, 617568), (35280, 589998), (35952, 578970), (36760, 566244), (38520, 540372), (38598, 539280), (40446, 514640), (41355, 503328), (41944, 496260), (42336, 491665), (44112, 471870), (44940, 463176), (45031, 462240), (46224, 450310), (47187, 441120), (49626, 419440), (51360, 405279), (51464, 404460), (52430, 397008), (52920, 393332), (53928, 385980), (55140, 377496), (57780, 360248), (57897, 359520), (59920, 347382), (62916, 330840), (64330, 323568), (66168, 314580), (67410, 308784), (70560, 294999), (71904, 289485), (73520, 283122), (77040, 270186), (77196, 269640), (78645, 264672), (80892, 257320), (82710, 251664), (83888, 248130), (88224, 235935), (89880, 231588), (90062, 231120), (92448, 225155), (94374, 220560), (96495, 215712), (98333, 211680), (99252, 209720), (101115, 205856), (102928, 202230), (104860, 198504), (105840, 196666), (107856, 192990), (110280, 188748), (115560, 180124), (115794, 179760), (119840, 173691), (124065, 167776), (125832, 165420), (128660, 161784), (132336, 157290), (134820, 154392), (135093, 154080), (141561, 147040)]