20994533280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{48437}}^1$

素因数の和:48508

約数の個数: 288

約数和(自身を含む): 83784564864

約数和(自身を除く): 62790031584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 96, 105, 112, 120, 126, 129, 140, 144, 160, 168, 172, 180, 210, 215, 224, 240, 252, 258, 280, 288, 301, 315, 336, 344, 360, 387, 420, 430, 480, 504, 516, 560, 602, 630, 645, 672, 688, 720, 774, 840, 860, 903, 1008, 1032, 1120, 1204, 1260, 1290, 1376, 1440, 1505, 1548, 1680, 1720, 1806, 1935, 2016, 2064, 2408, 2520, 2580, 2709, 3010, 3096, 3360, 3440, 3612, 3870, 4128, 4515, 4816, 5040, 5160, 5418, 6020, 6192, 6880, 7224, 7740, 9030, 9632, 10080, 10320, 10836, 12040, 12384, 13545, 14448, 15480, 18060, 20640, 21672, 24080, 27090, 28896, 30960, 36120, 43344, 48160, 48437, 54180, 61920, 72240, 86688, 96874, 108360, 144480, 145311, 193748, 216720, 242185, 290622, 339059, 387496, 433440, 435933, 484370, 581244, 678118, 726555, 774992, 871866, 968740, 1017177, 1162488, 1356236, 1453110, 1549984, 1695295, 1743732, 1937480, 2034354, 2082791, 2179665, 2324976, 2712472, 2906220, 3051531, 3390590, 3487464, 3874960, 4068708, 4165582, 4359330, 4649952, 5085885, 5424944, 5812440, 6103062, 6248373, 6781180, 6974928, 7749920, 8137416, 8331164, 8718660, 10171770, 10413955, 10849888, 11624880, 12206124, 12496746, 13562360, 13949856, 14579537, 15257655, 16274832, 16662328, 17437320, 18745119, 20343540, 20827910, 23249760, 24412248, 24993492, 27124720, 29159074, 30515310, 31241865, 32549664, 33324656, 34874640, 37490238, 40687080, 41655820, 43738611, 48824496, 49986984, 54249440, 58318148, 61030620, 62483730, 66649312, 69749280, 72897685, 74980476, 81374160, 83311640, 87477222, 93725595, 97648992, 99973968, 116636296, 122061240, 124967460, 131215833, 145795370, 149960952, 162748320, 166623280, 174954444, 187451190, 199947936, 218693055, 233272592, 244122480, 249934920, 262431666, 291590740, 299921904, 333246560, 349908888, 374902380, 437386110, 466545184, 488244960, 499869840, 524863332, 583181480, 599843808, 656079165, 699817776, 749804760, 874772220, 999739680, 1049726664, 1166362960, 1312158330, 1399635552, 1499609520, 1749544440, 2099453328, 2332725920, 2624316660, 2999219040, 3499088880, 4198906656, 5248633320, 6998177760, 10497266640, 20994533280]

約数ペア:

[(1, 20994533280), (2, 10497266640), (3, 6998177760), (4, 5248633320), (5, 4198906656), (6, 3499088880), (7, 2999219040), (8, 2624316660), (9, 2332725920), (10, 2099453328), (12, 1749544440), (14, 1499609520), (15, 1399635552), (16, 1312158330), (18, 1166362960), (20, 1049726664), (21, 999739680), (24, 874772220), (28, 749804760), (30, 699817776), (32, 656079165), (35, 599843808), (36, 583181480), (40, 524863332), (42, 499869840), (43, 488244960), (45, 466545184), (48, 437386110), (56, 374902380), (60, 349908888), (63, 333246560), (70, 299921904), (72, 291590740), (80, 262431666), (84, 249934920), (86, 244122480), (90, 233272592), (96, 218693055), (105, 199947936), (112, 187451190), (120, 174954444), (126, 166623280), (129, 162748320), (140, 149960952), (144, 145795370), (160, 131215833), (168, 124967460), (172, 122061240), (180, 116636296), (210, 99973968), (215, 97648992), (224, 93725595), (240, 87477222), (252, 83311640), (258, 81374160), (280, 74980476), (288, 72897685), (301, 69749280), (315, 66649312), (336, 62483730), (344, 61030620), (360, 58318148), (387, 54249440), (420, 49986984), (430, 48824496), (480, 43738611), (504, 41655820), (516, 40687080), (560, 37490238), (602, 34874640), (630, 33324656), (645, 32549664), (672, 31241865), (688, 30515310), (720, 29159074), (774, 27124720), (840, 24993492), (860, 24412248), (903, 23249760), (1008, 20827910), (1032, 20343540), (1120, 18745119), (1204, 17437320), (1260, 16662328), (1290, 16274832), (1376, 15257655), (1440, 14579537), (1505, 13949856), (1548, 13562360), (1680, 12496746), (1720, 12206124), (1806, 11624880), (1935, 10849888), (2016, 10413955), (2064, 10171770), (2408, 8718660), (2520, 8331164), (2580, 8137416), (2709, 7749920), (3010, 6974928), (3096, 6781180), (3360, 6248373), (3440, 6103062), (3612, 5812440), (3870, 5424944), (4128, 5085885), (4515, 4649952), (4816, 4359330), (5040, 4165582), (5160, 4068708), (5418, 3874960), (6020, 3487464), (6192, 3390590), (6880, 3051531), (7224, 2906220), (7740, 2712472), (9030, 2324976), (9632, 2179665), (10080, 2082791), (10320, 2034354), (10836, 1937480), (12040, 1743732), (12384, 1695295), (13545, 1549984), (14448, 1453110), (15480, 1356236), (18060, 1162488), (20640, 1017177), (21672, 968740), (24080, 871866), (27090, 774992), (28896, 726555), (30960, 678118), (36120, 581244), (43344, 484370), (48160, 435933), (48437, 433440), (54180, 387496), (61920, 339059), (72240, 290622), (86688, 242185), (96874, 216720), (108360, 193748), (144480, 145311)]