211011520

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2957}}^1$

素因数の和:3197

約数の個数: 56

約数和(自身を含む): 504895104

約数和(自身を除く): 293883584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1115, 1784, 2230, 2957, 3568, 4460, 5914, 7136, 8920, 11828, 14272, 14785, 17840, 23656, 29570, 35680, 47312, 59140, 71360, 94624, 118280, 189248, 236560, 473120, 659411, 946240, 1318822, 2637644, 3297055, 5275288, 6594110, 10550576, 13188220, 21101152, 26376440, 42202304, 52752880, 105505760, 211011520]

約数ペア:

[(1, 211011520), (2, 105505760), (4, 52752880), (5, 42202304), (8, 26376440), (10, 21101152), (16, 13188220), (20, 10550576), (32, 6594110), (40, 5275288), (64, 3297055), (80, 2637644), (160, 1318822), (223, 946240), (320, 659411), (446, 473120), (892, 236560), (1115, 189248), (1784, 118280), (2230, 94624), (2957, 71360), (3568, 59140), (4460, 47312), (5914, 35680), (7136, 29570), (8920, 23656), (11828, 17840), (14272, 14785)]