144600280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{328637}}^1$

素因数の和:328659

約数の個数: 32

約数和(自身を含む): 354929040

約数和(自身を除く): 210328760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 328637, 657274, 1314548, 1643185, 2629096, 3286370, 3615007, 6572740, 7230014, 13145480, 14460028, 18075035, 28920056, 36150070, 72300140, 144600280]

約数ペア:

[(1, 144600280), (2, 72300140), (4, 36150070), (5, 28920056), (8, 18075035), (10, 14460028), (11, 13145480), (20, 7230014), (22, 6572740), (40, 3615007), (44, 3286370), (55, 2629096), (88, 1643185), (110, 1314548), (220, 657274), (440, 328637)]