76688640

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 288

約数和(自身を含む): 311996160

約数和(自身を除く): 235307520

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, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 317, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 634, 640, 672, 720, 756, 768, 840, 864, 896, 945, 951, 960, 1008, 1080, 1120, 1152, 1260, 1268, 1280, 1344, 1440, 1512, 1585, 1680, 1728, 1792, 1890, 1902, 1920, 2016, 2160, 2219, 2240, 2304, 2520, 2536, 2688, 2853, 2880, 3024, 3170, 3360, 3456, 3780, 3804, 3840, 4032, 4320, 4438, 4480, 4755, 5040, 5072, 5376, 5706, 5760, 6048, 6340, 6657, 6720, 6912, 7560, 7608, 8064, 8559, 8640, 8876, 8960, 9510, 10080, 10144, 11095, 11412, 11520, 12096, 12680, 13314, 13440, 14265, 15120, 15216, 16128, 17118, 17280, 17752, 19020, 19971, 20160, 20288, 22190, 22824, 24192, 25360, 26628, 26880, 28530, 30240, 30432, 33285, 34236, 34560, 35504, 38040, 39942, 40320, 40576, 42795, 44380, 45648, 48384, 50720, 53256, 57060, 59913, 60480, 60864, 66570, 68472, 71008, 76080, 79884, 80640, 81152, 85590, 88760, 91296, 99855, 101440, 106512, 114120, 119826, 120960, 121728, 133140, 136944, 142016, 152160, 159768, 171180, 177520, 182592, 199710, 202880, 213024, 228240, 239652, 241920, 243456, 266280, 273888, 284032, 299565, 304320, 319536, 342360, 355040, 365184, 399420, 405760, 426048, 456480, 479304, 532560, 547776, 568064, 599130, 608640, 639072, 684720, 710080, 730368, 798840, 852096, 912960, 958608, 1065120, 1095552, 1198260, 1217280, 1278144, 1369440, 1420160, 1597680, 1704192, 1825920, 1917216, 2130240, 2191104, 2396520, 2556288, 2738880, 2840320, 3195360, 3651840, 3834432, 4260480, 4793040, 5112576, 5477760, 6390720, 7668864, 8520960, 9586080, 10955520, 12781440, 15337728, 19172160, 25562880, 38344320, 76688640]

約数ペア:

[(1, 76688640), (2, 38344320), (3, 25562880), (4, 19172160), (5, 15337728), (6, 12781440), (7, 10955520), (8, 9586080), (9, 8520960), (10, 7668864), (12, 6390720), (14, 5477760), (15, 5112576), (16, 4793040), (18, 4260480), (20, 3834432), (21, 3651840), (24, 3195360), (27, 2840320), (28, 2738880), (30, 2556288), (32, 2396520), (35, 2191104), (36, 2130240), (40, 1917216), (42, 1825920), (45, 1704192), (48, 1597680), (54, 1420160), (56, 1369440), (60, 1278144), (63, 1217280), (64, 1198260), (70, 1095552), (72, 1065120), (80, 958608), (84, 912960), (90, 852096), (96, 798840), (105, 730368), (108, 710080), (112, 684720), (120, 639072), (126, 608640), (128, 599130), (135, 568064), (140, 547776), (144, 532560), (160, 479304), (168, 456480), (180, 426048), (189, 405760), (192, 399420), (210, 365184), (216, 355040), (224, 342360), (240, 319536), (252, 304320), (256, 299565), (270, 284032), (280, 273888), (288, 266280), (315, 243456), (317, 241920), (320, 239652), (336, 228240), (360, 213024), (378, 202880), (384, 199710), (420, 182592), (432, 177520), (448, 171180), (480, 159768), (504, 152160), (540, 142016), (560, 136944), (576, 133140), (630, 121728), (634, 120960), (640, 119826), (672, 114120), (720, 106512), (756, 101440), (768, 99855), (840, 91296), (864, 88760), (896, 85590), (945, 81152), (951, 80640), (960, 79884), (1008, 76080), (1080, 71008), (1120, 68472), (1152, 66570), (1260, 60864), (1268, 60480), (1280, 59913), (1344, 57060), (1440, 53256), (1512, 50720), (1585, 48384), (1680, 45648), (1728, 44380), (1792, 42795), (1890, 40576), (1902, 40320), (1920, 39942), (2016, 38040), (2160, 35504), (2219, 34560), (2240, 34236), (2304, 33285), (2520, 30432), (2536, 30240), (2688, 28530), (2853, 26880), (2880, 26628), (3024, 25360), (3170, 24192), (3360, 22824), (3456, 22190), (3780, 20288), (3804, 20160), (3840, 19971), (4032, 19020), (4320, 17752), (4438, 17280), (4480, 17118), (4755, 16128), (5040, 15216), (5072, 15120), (5376, 14265), (5706, 13440), (5760, 13314), (6048, 12680), (6340, 12096), (6657, 11520), (6720, 11412), (6912, 11095), (7560, 10144), (7608, 10080), (8064, 9510), (8559, 8960), (8640, 8876)]