248279040

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 208

約数和(自身を含む): 884628000

約数和(自身を除く): 636348960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 449, 480, 512, 540, 576, 640, 720, 768, 864, 898, 960, 1024, 1080, 1152, 1280, 1347, 1440, 1536, 1728, 1796, 1920, 2048, 2160, 2245, 2304, 2560, 2694, 2880, 3072, 3456, 3592, 3840, 4041, 4096, 4320, 4490, 4608, 5120, 5388, 5760, 6144, 6735, 6912, 7184, 7680, 8082, 8640, 8980, 9216, 10240, 10776, 11520, 12123, 12288, 13470, 13824, 14368, 15360, 16164, 17280, 17960, 18432, 20205, 20480, 21552, 23040, 24246, 26940, 27648, 28736, 30720, 32328, 34560, 35920, 36864, 40410, 43104, 46080, 48492, 53880, 55296, 57472, 60615, 61440, 64656, 69120, 71840, 80820, 86208, 92160, 96984, 107760, 110592, 114944, 121230, 129312, 138240, 143680, 161640, 172416, 184320, 193968, 215520, 229888, 242460, 258624, 276480, 287360, 323280, 344832, 387936, 431040, 459776, 484920, 517248, 552960, 574720, 646560, 689664, 775872, 862080, 919552, 969840, 1034496, 1149440, 1293120, 1379328, 1551744, 1724160, 1839104, 1939680, 2068992, 2298880, 2586240, 2758656, 3103488, 3448320, 3879360, 4137984, 4597760, 5172480, 5517312, 6206976, 6896640, 7758720, 8275968, 9195520, 10344960, 12413952, 13793280, 15517440, 16551936, 20689920, 24827904, 27586560, 31034880, 41379840, 49655808, 62069760, 82759680, 124139520, 248279040]

約数ペア:

[(1, 248279040), (2, 124139520), (3, 82759680), (4, 62069760), (5, 49655808), (6, 41379840), (8, 31034880), (9, 27586560), (10, 24827904), (12, 20689920), (15, 16551936), (16, 15517440), (18, 13793280), (20, 12413952), (24, 10344960), (27, 9195520), (30, 8275968), (32, 7758720), (36, 6896640), (40, 6206976), (45, 5517312), (48, 5172480), (54, 4597760), (60, 4137984), (64, 3879360), (72, 3448320), (80, 3103488), (90, 2758656), (96, 2586240), (108, 2298880), (120, 2068992), (128, 1939680), (135, 1839104), (144, 1724160), (160, 1551744), (180, 1379328), (192, 1293120), (216, 1149440), (240, 1034496), (256, 969840), (270, 919552), (288, 862080), (320, 775872), (360, 689664), (384, 646560), (432, 574720), (449, 552960), (480, 517248), (512, 484920), (540, 459776), (576, 431040), (640, 387936), (720, 344832), (768, 323280), (864, 287360), (898, 276480), (960, 258624), (1024, 242460), (1080, 229888), (1152, 215520), (1280, 193968), (1347, 184320), (1440, 172416), (1536, 161640), (1728, 143680), (1796, 138240), (1920, 129312), (2048, 121230), (2160, 114944), (2245, 110592), (2304, 107760), (2560, 96984), (2694, 92160), (2880, 86208), (3072, 80820), (3456, 71840), (3592, 69120), (3840, 64656), (4041, 61440), (4096, 60615), (4320, 57472), (4490, 55296), (4608, 53880), (5120, 48492), (5388, 46080), (5760, 43104), (6144, 40410), (6735, 36864), (6912, 35920), (7184, 34560), (7680, 32328), (8082, 30720), (8640, 28736), (8980, 27648), (9216, 26940), (10240, 24246), (10776, 23040), (11520, 21552), (12123, 20480), (12288, 20205), (13470, 18432), (13824, 17960), (14368, 17280), (15360, 16164)]