257233920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{16747}}^1$

素因数の和:16775

約数の個数: 88

約数和(自身を含む): 822795744

約数和(自身を除く): 565561824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 16747, 33494, 50241, 66988, 83735, 100482, 133976, 167470, 200964, 251205, 267952, 334940, 401928, 502410, 535904, 669880, 803856, 1004820, 1071808, 1339760, 1607712, 2009640, 2143616, 2679520, 3215424, 4019280, 4287232, 5359040, 6430848, 8038560, 8574464, 10718080, 12861696, 16077120, 17148928, 21436160, 25723392, 32154240, 42872320, 51446784, 64308480, 85744640, 128616960, 257233920]

約数ペア:

[(1, 257233920), (2, 128616960), (3, 85744640), (4, 64308480), (5, 51446784), (6, 42872320), (8, 32154240), (10, 25723392), (12, 21436160), (15, 17148928), (16, 16077120), (20, 12861696), (24, 10718080), (30, 8574464), (32, 8038560), (40, 6430848), (48, 5359040), (60, 4287232), (64, 4019280), (80, 3215424), (96, 2679520), (120, 2143616), (128, 2009640), (160, 1607712), (192, 1339760), (240, 1071808), (256, 1004820), (320, 803856), (384, 669880), (480, 535904), (512, 502410), (640, 401928), (768, 334940), (960, 267952), (1024, 251205), (1280, 200964), (1536, 167470), (1920, 133976), (2560, 100482), (3072, 83735), (3840, 66988), (5120, 50241), (7680, 33494), (15360, 16747)]