253117440

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{1831}}^1$

素因数の和:1865

約数の個数: 176

約数和(自身を含む): 900024960

約数和(自身を除く): 646907520

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, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1831, 1920, 2160, 2304, 2560, 2880, 3072, 3456, 3662, 3840, 4320, 4608, 5120, 5493, 5760, 6912, 7324, 7680, 8640, 9155, 9216, 10986, 11520, 13824, 14648, 15360, 16479, 17280, 18310, 21972, 23040, 27465, 27648, 29296, 32958, 34560, 36620, 43944, 46080, 49437, 54930, 58592, 65916, 69120, 73240, 82395, 87888, 98874, 109860, 117184, 131832, 138240, 146480, 164790, 175776, 197748, 219720, 234368, 247185, 263664, 292960, 329580, 351552, 395496, 439440, 468736, 494370, 527328, 585920, 659160, 703104, 790992, 878880, 937472, 988740, 1054656, 1171840, 1318320, 1406208, 1581984, 1757760, 1874944, 1977480, 2109312, 2343680, 2636640, 2812416, 3163968, 3515520, 3954960, 4218624, 4687360, 5273280, 5624832, 6327936, 7031040, 7909920, 8437248, 9374720, 10546560, 12655872, 14062080, 15819840, 16874496, 21093120, 25311744, 28124160, 31639680, 42186240, 50623488, 63279360, 84372480, 126558720, 253117440]

約数ペア:

[(1, 253117440), (2, 126558720), (3, 84372480), (4, 63279360), (5, 50623488), (6, 42186240), (8, 31639680), (9, 28124160), (10, 25311744), (12, 21093120), (15, 16874496), (16, 15819840), (18, 14062080), (20, 12655872), (24, 10546560), (27, 9374720), (30, 8437248), (32, 7909920), (36, 7031040), (40, 6327936), (45, 5624832), (48, 5273280), (54, 4687360), (60, 4218624), (64, 3954960), (72, 3515520), (80, 3163968), (90, 2812416), (96, 2636640), (108, 2343680), (120, 2109312), (128, 1977480), (135, 1874944), (144, 1757760), (160, 1581984), (180, 1406208), (192, 1318320), (216, 1171840), (240, 1054656), (256, 988740), (270, 937472), (288, 878880), (320, 790992), (360, 703104), (384, 659160), (432, 585920), (480, 527328), (512, 494370), (540, 468736), (576, 439440), (640, 395496), (720, 351552), (768, 329580), (864, 292960), (960, 263664), (1024, 247185), (1080, 234368), (1152, 219720), (1280, 197748), (1440, 175776), (1536, 164790), (1728, 146480), (1831, 138240), (1920, 131832), (2160, 117184), (2304, 109860), (2560, 98874), (2880, 87888), (3072, 82395), (3456, 73240), (3662, 69120), (3840, 65916), (4320, 58592), (4608, 54930), (5120, 49437), (5493, 46080), (5760, 43944), (6912, 36620), (7324, 34560), (7680, 32958), (8640, 29296), (9155, 27648), (9216, 27465), (10986, 23040), (11520, 21972), (13824, 18310), (14648, 17280), (15360, 16479)]