140487060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{334493}}^1$

素因数の和:334512

約数の個数: 48

約数和(自身を含む): 449559936

約数和(自身を除く): 309072876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 334493, 668986, 1003479, 1337972, 1672465, 2006958, 2341451, 3344930, 4013916, 4682902, 5017395, 6689860, 7024353, 9365804, 10034790, 11707255, 14048706, 20069580, 23414510, 28097412, 35121765, 46829020, 70243530, 140487060]

約数ペア:

[(1, 140487060), (2, 70243530), (3, 46829020), (4, 35121765), (5, 28097412), (6, 23414510), (7, 20069580), (10, 14048706), (12, 11707255), (14, 10034790), (15, 9365804), (20, 7024353), (21, 6689860), (28, 5017395), (30, 4682902), (35, 4013916), (42, 3344930), (60, 2341451), (70, 2006958), (84, 1672465), (105, 1337972), (140, 1003479), (210, 668986), (420, 334493)]