252702720

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 208

約数和(自身を含む): 900354720

約数和(自身を除く): 647652000

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, 457, 480, 512, 540, 576, 640, 720, 768, 864, 914, 960, 1024, 1080, 1152, 1280, 1371, 1440, 1536, 1728, 1828, 1920, 2048, 2160, 2285, 2304, 2560, 2742, 2880, 3072, 3456, 3656, 3840, 4096, 4113, 4320, 4570, 4608, 5120, 5484, 5760, 6144, 6855, 6912, 7312, 7680, 8226, 8640, 9140, 9216, 10240, 10968, 11520, 12288, 12339, 13710, 13824, 14624, 15360, 16452, 17280, 18280, 18432, 20480, 20565, 21936, 23040, 24678, 27420, 27648, 29248, 30720, 32904, 34560, 36560, 36864, 41130, 43872, 46080, 49356, 54840, 55296, 58496, 61440, 61695, 65808, 69120, 73120, 82260, 87744, 92160, 98712, 109680, 110592, 116992, 123390, 131616, 138240, 146240, 164520, 175488, 184320, 197424, 219360, 233984, 246780, 263232, 276480, 292480, 329040, 350976, 394848, 438720, 467968, 493560, 526464, 552960, 584960, 658080, 701952, 789696, 877440, 935936, 987120, 1052928, 1169920, 1316160, 1403904, 1579392, 1754880, 1871872, 1974240, 2105856, 2339840, 2632320, 2807808, 3158784, 3509760, 3948480, 4211712, 4679680, 5264640, 5615616, 6317568, 7019520, 7896960, 8423424, 9359360, 10529280, 12635136, 14039040, 15793920, 16846848, 21058560, 25270272, 28078080, 31587840, 42117120, 50540544, 63175680, 84234240, 126351360, 252702720]

約数ペア:

[(1, 252702720), (2, 126351360), (3, 84234240), (4, 63175680), (5, 50540544), (6, 42117120), (8, 31587840), (9, 28078080), (10, 25270272), (12, 21058560), (15, 16846848), (16, 15793920), (18, 14039040), (20, 12635136), (24, 10529280), (27, 9359360), (30, 8423424), (32, 7896960), (36, 7019520), (40, 6317568), (45, 5615616), (48, 5264640), (54, 4679680), (60, 4211712), (64, 3948480), (72, 3509760), (80, 3158784), (90, 2807808), (96, 2632320), (108, 2339840), (120, 2105856), (128, 1974240), (135, 1871872), (144, 1754880), (160, 1579392), (180, 1403904), (192, 1316160), (216, 1169920), (240, 1052928), (256, 987120), (270, 935936), (288, 877440), (320, 789696), (360, 701952), (384, 658080), (432, 584960), (457, 552960), (480, 526464), (512, 493560), (540, 467968), (576, 438720), (640, 394848), (720, 350976), (768, 329040), (864, 292480), (914, 276480), (960, 263232), (1024, 246780), (1080, 233984), (1152, 219360), (1280, 197424), (1371, 184320), (1440, 175488), (1536, 164520), (1728, 146240), (1828, 138240), (1920, 131616), (2048, 123390), (2160, 116992), (2285, 110592), (2304, 109680), (2560, 98712), (2742, 92160), (2880, 87744), (3072, 82260), (3456, 73120), (3656, 69120), (3840, 65808), (4096, 61695), (4113, 61440), (4320, 58496), (4570, 55296), (4608, 54840), (5120, 49356), (5484, 46080), (5760, 43872), (6144, 41130), (6855, 36864), (6912, 36560), (7312, 34560), (7680, 32904), (8226, 30720), (8640, 29248), (9140, 27648), (9216, 27420), (10240, 24678), (10968, 23040), (11520, 21936), (12288, 20565), (12339, 20480), (13710, 18432), (13824, 18280), (14624, 17280), (15360, 16452)]