291236260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{4493}}^1$

素因数の和:4972

約数の個数: 48

約数和(自身を含む): 700632576

約数和(自身を除く): 409396316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463, 926, 1852, 2315, 3241, 4493, 4630, 6482, 8986, 9260, 12964, 16205, 17972, 22465, 31451, 32410, 44930, 62902, 64820, 89860, 125804, 157255, 314510, 629020, 2080259, 4160518, 8321036, 10401295, 14561813, 20802590, 29123626, 41605180, 58247252, 72809065, 145618130, 291236260]

約数ペア:

[(1, 291236260), (2, 145618130), (4, 72809065), (5, 58247252), (7, 41605180), (10, 29123626), (14, 20802590), (20, 14561813), (28, 10401295), (35, 8321036), (70, 4160518), (140, 2080259), (463, 629020), (926, 314510), (1852, 157255), (2315, 125804), (3241, 89860), (4493, 64820), (4630, 62902), (6482, 44930), (8986, 32410), (9260, 31451), (12964, 22465), (16205, 17972)]