1287028800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 252

約数和(自身を含む): 4614478960

約数和(自身を除く): 3327450160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 139, 144, 150, 160, 180, 192, 200, 225, 240, 278, 288, 300, 320, 360, 400, 417, 450, 480, 556, 576, 600, 643, 695, 720, 800, 834, 900, 960, 1112, 1200, 1251, 1286, 1390, 1440, 1600, 1668, 1800, 1929, 2085, 2224, 2400, 2502, 2572, 2780, 2880, 3215, 3336, 3475, 3600, 3858, 4170, 4448, 4800, 5004, 5144, 5560, 5787, 6255, 6430, 6672, 6950, 7200, 7716, 8340, 8896, 9645, 10008, 10288, 10425, 11120, 11574, 12510, 12860, 13344, 13900, 14400, 15432, 16075, 16680, 19290, 20016, 20576, 20850, 22240, 23148, 25020, 25720, 26688, 27800, 28935, 30864, 31275, 32150, 33360, 38580, 40032, 41152, 41700, 44480, 46296, 48225, 50040, 51440, 55600, 57870, 61728, 62550, 64300, 66720, 77160, 80064, 83400, 89377, 92592, 96450, 100080, 102880, 111200, 115740, 123456, 125100, 128600, 133440, 144675, 154320, 166800, 178754, 185184, 192900, 200160, 205760, 222400, 231480, 250200, 257200, 268131, 289350, 308640, 333600, 357508, 370368, 385800, 400320, 446885, 462960, 500400, 514400, 536262, 578700, 617280, 667200, 715016, 771600, 804393, 893770, 925920, 1000800, 1028800, 1072524, 1157400, 1340655, 1430032, 1543200, 1608786, 1787540, 1851840, 2001600, 2145048, 2234425, 2314800, 2681310, 2860064, 3086400, 3217572, 3575080, 4021965, 4290096, 4468850, 4629600, 5362620, 5720128, 6435144, 6703275, 7150160, 8043930, 8580192, 8937700, 9259200, 10725240, 12870288, 13406550, 14300320, 16087860, 17160384, 17875400, 20109825, 21450480, 25740576, 26813100, 28600640, 32175720, 35750800, 40219650, 42900960, 51481152, 53626200, 64351440, 71501600, 80439300, 85801920, 107252400, 128702880, 143003200, 160878600, 214504800, 257405760, 321757200, 429009600, 643514400, 1287028800]

約数ペア:

[(1, 1287028800), (2, 643514400), (3, 429009600), (4, 321757200), (5, 257405760), (6, 214504800), (8, 160878600), (9, 143003200), (10, 128702880), (12, 107252400), (15, 85801920), (16, 80439300), (18, 71501600), (20, 64351440), (24, 53626200), (25, 51481152), (30, 42900960), (32, 40219650), (36, 35750800), (40, 32175720), (45, 28600640), (48, 26813100), (50, 25740576), (60, 21450480), (64, 20109825), (72, 17875400), (75, 17160384), (80, 16087860), (90, 14300320), (96, 13406550), (100, 12870288), (120, 10725240), (139, 9259200), (144, 8937700), (150, 8580192), (160, 8043930), (180, 7150160), (192, 6703275), (200, 6435144), (225, 5720128), (240, 5362620), (278, 4629600), (288, 4468850), (300, 4290096), (320, 4021965), (360, 3575080), (400, 3217572), (417, 3086400), (450, 2860064), (480, 2681310), (556, 2314800), (576, 2234425), (600, 2145048), (643, 2001600), (695, 1851840), (720, 1787540), (800, 1608786), (834, 1543200), (900, 1430032), (960, 1340655), (1112, 1157400), (1200, 1072524), (1251, 1028800), (1286, 1000800), (1390, 925920), (1440, 893770), (1600, 804393), (1668, 771600), (1800, 715016), (1929, 667200), (2085, 617280), (2224, 578700), (2400, 536262), (2502, 514400), (2572, 500400), (2780, 462960), (2880, 446885), (3215, 400320), (3336, 385800), (3475, 370368), (3600, 357508), (3858, 333600), (4170, 308640), (4448, 289350), (4800, 268131), (5004, 257200), (5144, 250200), (5560, 231480), (5787, 222400), (6255, 205760), (6430, 200160), (6672, 192900), (6950, 185184), (7200, 178754), (7716, 166800), (8340, 154320), (8896, 144675), (9645, 133440), (10008, 128600), (10288, 125100), (10425, 123456), (11120, 115740), (11574, 111200), (12510, 102880), (12860, 100080), (13344, 96450), (13900, 92592), (14400, 89377), (15432, 83400), (16075, 80064), (16680, 77160), (19290, 66720), (20016, 64300), (20576, 62550), (20850, 61728), (22240, 57870), (23148, 55600), (25020, 51440), (25720, 50040), (26688, 48225), (27800, 46296), (28935, 44480), (30864, 41700), (31275, 41152), (32150, 40032), (33360, 38580)]