228330880

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1811}}^1$

素因数の和:2027

約数の個数: 64

約数和(自身を含む): 548927280

約数和(自身を除く): 320596400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 985, 1576, 1811, 1970, 3152, 3622, 3940, 6304, 7244, 7880, 9055, 12608, 14488, 15760, 18110, 25216, 28976, 31520, 36220, 57952, 63040, 72440, 115904, 126080, 144880, 231808, 289760, 356767, 579520, 713534, 1159040, 1427068, 1783835, 2854136, 3567670, 5708272, 7135340, 11416544, 14270680, 22833088, 28541360, 45666176, 57082720, 114165440, 228330880]

約数ペア:

[(1, 228330880), (2, 114165440), (4, 57082720), (5, 45666176), (8, 28541360), (10, 22833088), (16, 14270680), (20, 11416544), (32, 7135340), (40, 5708272), (64, 3567670), (80, 2854136), (128, 1783835), (160, 1427068), (197, 1159040), (320, 713534), (394, 579520), (640, 356767), (788, 289760), (985, 231808), (1576, 144880), (1811, 126080), (1970, 115904), (3152, 72440), (3622, 63040), (3940, 57952), (6304, 36220), (7244, 31520), (7880, 28976), (9055, 25216), (12608, 18110), (14488, 15760)]