121401980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8419}}^1$

素因数の和:8538

約数の個数: 48

約数和(自身を含む): 294228480

約数和(自身を除く): 172826500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 8419, 14420, 16838, 33676, 42095, 58933, 84190, 117866, 168380, 235732, 294665, 589330, 867157, 1178660, 1734314, 3468628, 4335785, 6070099, 8671570, 12140198, 17343140, 24280396, 30350495, 60700990, 121401980]

約数ペア:

[(1, 121401980), (2, 60700990), (4, 30350495), (5, 24280396), (7, 17343140), (10, 12140198), (14, 8671570), (20, 6070099), (28, 4335785), (35, 3468628), (70, 1734314), (103, 1178660), (140, 867157), (206, 589330), (412, 294665), (515, 235732), (721, 168380), (1030, 117866), (1442, 84190), (2060, 58933), (2884, 42095), (3605, 33676), (7210, 16838), (8419, 14420)]