144660040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{516643}}^1$

素因数の和:516661

約数の個数: 32

約数和(自身を含む): 371983680

約数和(自身を除く): 227323640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 516643, 1033286, 2066572, 2583215, 3616501, 4133144, 5166430, 7233002, 10332860, 14466004, 18082505, 20665720, 28932008, 36165010, 72330020, 144660040]

約数ペア:

[(1, 144660040), (2, 72330020), (4, 36165010), (5, 28932008), (7, 20665720), (8, 18082505), (10, 14466004), (14, 10332860), (20, 7233002), (28, 5166430), (35, 4133144), (40, 3616501), (56, 2583215), (70, 2066572), (140, 1033286), (280, 516643)]