266751520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{238171}}^1$

素因数の和:238193

約数の個数: 48

約数和(自身を含む): 720232128

約数和(自身を除く): 453480608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 238171, 476342, 952684, 1190855, 1667197, 1905368, 2381710, 3334394, 3810736, 4763420, 6668788, 7621472, 8335985, 9526840, 13337576, 16671970, 19053680, 26675152, 33343940, 38107360, 53350304, 66687880, 133375760, 266751520]

約数ペア:

[(1, 266751520), (2, 133375760), (4, 66687880), (5, 53350304), (7, 38107360), (8, 33343940), (10, 26675152), (14, 19053680), (16, 16671970), (20, 13337576), (28, 9526840), (32, 8335985), (35, 7621472), (40, 6668788), (56, 4763420), (70, 3810736), (80, 3334394), (112, 2381710), (140, 1905368), (160, 1667197), (224, 1190855), (280, 952684), (560, 476342), (1120, 238171)]