687847680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1574

約数の個数: 288

約数和(自身を含む): 2630382720

約数和(自身を除く): 1942535040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1531, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2304, 2340, 2496, 2808, 2880, 3062, 3120, 3328, 3456, 3510, 3744, 3840, 4160, 4320, 4593, 4680, 4992, 5616, 5760, 6124, 6240, 6912, 7020, 7488, 7655, 8320, 8640, 9186, 9360, 9984, 11232, 11520, 12248, 12480, 13779, 14040, 14976, 15310, 16640, 17280, 18372, 18720, 19903, 22464, 22965, 24496, 24960, 27558, 28080, 29952, 30620, 34560, 36744, 37440, 39806, 41337, 44928, 45930, 48992, 49920, 55116, 56160, 59709, 61240, 68895, 73488, 74880, 79612, 82674, 89856, 91860, 97984, 99515, 110232, 112320, 119418, 122480, 137790, 146976, 149760, 159224, 165348, 179127, 183720, 195968, 199030, 206685, 220464, 224640, 238836, 244960, 275580, 293952, 298545, 318448, 330696, 358254, 367440, 391936, 398060, 413370, 440928, 449280, 477672, 489920, 537381, 551160, 587904, 597090, 636896, 661392, 716508, 734880, 796120, 826740, 881856, 895635, 955344, 979840, 1074762, 1102320, 1175808, 1194180, 1273792, 1322784, 1433016, 1469760, 1592240, 1653480, 1763712, 1791270, 1910688, 1959680, 2149524, 2204640, 2388360, 2547584, 2645568, 2686905, 2866032, 2939520, 3184480, 3306960, 3527424, 3582540, 3821376, 4299048, 4409280, 4776720, 5095168, 5291136, 5373810, 5732064, 5879040, 6368960, 6613920, 7165080, 7642752, 8598096, 8818560, 9553440, 10582272, 10747620, 11464128, 12737920, 13227840, 14330160, 15285504, 17196192, 17637120, 19106880, 21495240, 22928256, 25475840, 26455680, 28660320, 34392384, 38213760, 42990480, 45856512, 52911360, 57320640, 68784768, 76427520, 85980960, 114641280, 137569536, 171961920, 229282560, 343923840, 687847680]

約数ペア:

[(1, 687847680), (2, 343923840), (3, 229282560), (4, 171961920), (5, 137569536), (6, 114641280), (8, 85980960), (9, 76427520), (10, 68784768), (12, 57320640), (13, 52911360), (15, 45856512), (16, 42990480), (18, 38213760), (20, 34392384), (24, 28660320), (26, 26455680), (27, 25475840), (30, 22928256), (32, 21495240), (36, 19106880), (39, 17637120), (40, 17196192), (45, 15285504), (48, 14330160), (52, 13227840), (54, 12737920), (60, 11464128), (64, 10747620), (65, 10582272), (72, 9553440), (78, 8818560), (80, 8598096), (90, 7642752), (96, 7165080), (104, 6613920), (108, 6368960), (117, 5879040), (120, 5732064), (128, 5373810), (130, 5291136), (135, 5095168), (144, 4776720), (156, 4409280), (160, 4299048), (180, 3821376), (192, 3582540), (195, 3527424), (208, 3306960), (216, 3184480), (234, 2939520), (240, 2866032), (256, 2686905), (260, 2645568), (270, 2547584), (288, 2388360), (312, 2204640), (320, 2149524), (351, 1959680), (360, 1910688), (384, 1791270), (390, 1763712), (416, 1653480), (432, 1592240), (468, 1469760), (480, 1433016), (520, 1322784), (540, 1273792), (576, 1194180), (585, 1175808), (624, 1102320), (640, 1074762), (702, 979840), (720, 955344), (768, 895635), (780, 881856), (832, 826740), (864, 796120), (936, 734880), (960, 716508), (1040, 661392), (1080, 636896), (1152, 597090), (1170, 587904), (1248, 551160), (1280, 537381), (1404, 489920), (1440, 477672), (1531, 449280), (1560, 440928), (1664, 413370), (1728, 398060), (1755, 391936), (1872, 367440), (1920, 358254), (2080, 330696), (2160, 318448), (2304, 298545), (2340, 293952), (2496, 275580), (2808, 244960), (2880, 238836), (3062, 224640), (3120, 220464), (3328, 206685), (3456, 199030), (3510, 195968), (3744, 183720), (3840, 179127), (4160, 165348), (4320, 159224), (4593, 149760), (4680, 146976), (4992, 137790), (5616, 122480), (5760, 119418), (6124, 112320), (6240, 110232), (6912, 99515), (7020, 97984), (7488, 91860), (7655, 89856), (8320, 82674), (8640, 79612), (9186, 74880), (9360, 73488), (9984, 68895), (11232, 61240), (11520, 59709), (12248, 56160), (12480, 55116), (13779, 49920), (14040, 48992), (14976, 45930), (15310, 44928), (16640, 41337), (17280, 39806), (18372, 37440), (18720, 36744), (19903, 34560), (22464, 30620), (22965, 29952), (24496, 28080), (24960, 27558)]