1996628480

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1447}}^1$

素因数の和:1495

約数の個数: 240

約数和(自身を含む): 6079271616

約数和(自身を除く): 4082643136

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 440, 448, 490, 512, 539, 560, 616, 640, 704, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1280, 1408, 1447, 1540, 1568, 1760, 1792, 1960, 2156, 2240, 2464, 2560, 2695, 2816, 2894, 3080, 3136, 3520, 3584, 3920, 4312, 4480, 4928, 5390, 5632, 5788, 6160, 6272, 7040, 7235, 7840, 8624, 8960, 9856, 10129, 10780, 11576, 12320, 12544, 14080, 14470, 15680, 15917, 17248, 17920, 19712, 20258, 21560, 23152, 24640, 25088, 28160, 28940, 31360, 31834, 34496, 39424, 40516, 43120, 46304, 49280, 50645, 57880, 62720, 63668, 68992, 70903, 79585, 81032, 86240, 92608, 98560, 101290, 111419, 115760, 125440, 127336, 137984, 141806, 159170, 162064, 172480, 185216, 197120, 202580, 222838, 231520, 254672, 275968, 283612, 318340, 324128, 344960, 354515, 370432, 405160, 445676, 463040, 509344, 557095, 567224, 636680, 648256, 689920, 709030, 740864, 779933, 810320, 891352, 926080, 1018688, 1114190, 1134448, 1273360, 1296512, 1379840, 1418060, 1559866, 1620640, 1782704, 1852160, 2037376, 2228380, 2268896, 2546720, 2593024, 2836120, 3119732, 3241280, 3565408, 3704320, 3899665, 4074752, 4456760, 4537792, 5093440, 5186048, 5672240, 6239464, 6482560, 7130816, 7799330, 8149504, 8913520, 9075584, 10186880, 11344480, 12478928, 12965120, 14261632, 15598660, 17827040, 18151168, 20373760, 22688960, 24957856, 25930240, 28523264, 31197320, 35654080, 36302336, 40747520, 45377920, 49915712, 57046528, 62394640, 71308160, 90755840, 99831424, 124789280, 142616320, 181511680, 199662848, 249578560, 285232640, 399325696, 499157120, 998314240, 1996628480]

約数ペア:

[(1, 1996628480), (2, 998314240), (4, 499157120), (5, 399325696), (7, 285232640), (8, 249578560), (10, 199662848), (11, 181511680), (14, 142616320), (16, 124789280), (20, 99831424), (22, 90755840), (28, 71308160), (32, 62394640), (35, 57046528), (40, 49915712), (44, 45377920), (49, 40747520), (55, 36302336), (56, 35654080), (64, 31197320), (70, 28523264), (77, 25930240), (80, 24957856), (88, 22688960), (98, 20373760), (110, 18151168), (112, 17827040), (128, 15598660), (140, 14261632), (154, 12965120), (160, 12478928), (176, 11344480), (196, 10186880), (220, 9075584), (224, 8913520), (245, 8149504), (256, 7799330), (280, 7130816), (308, 6482560), (320, 6239464), (352, 5672240), (385, 5186048), (392, 5093440), (440, 4537792), (448, 4456760), (490, 4074752), (512, 3899665), (539, 3704320), (560, 3565408), (616, 3241280), (640, 3119732), (704, 2836120), (770, 2593024), (784, 2546720), (880, 2268896), (896, 2228380), (980, 2037376), (1078, 1852160), (1120, 1782704), (1232, 1620640), (1280, 1559866), (1408, 1418060), (1447, 1379840), (1540, 1296512), (1568, 1273360), (1760, 1134448), (1792, 1114190), (1960, 1018688), (2156, 926080), (2240, 891352), (2464, 810320), (2560, 779933), (2695, 740864), (2816, 709030), (2894, 689920), (3080, 648256), (3136, 636680), (3520, 567224), (3584, 557095), (3920, 509344), (4312, 463040), (4480, 445676), (4928, 405160), (5390, 370432), (5632, 354515), (5788, 344960), (6160, 324128), (6272, 318340), (7040, 283612), (7235, 275968), (7840, 254672), (8624, 231520), (8960, 222838), (9856, 202580), (10129, 197120), (10780, 185216), (11576, 172480), (12320, 162064), (12544, 159170), (14080, 141806), (14470, 137984), (15680, 127336), (15917, 125440), (17248, 115760), (17920, 111419), (19712, 101290), (20258, 98560), (21560, 92608), (23152, 86240), (24640, 81032), (25088, 79585), (28160, 70903), (28940, 68992), (31360, 63668), (31834, 62720), (34496, 57880), (39424, 50645), (40516, 49280), (43120, 46304)]