74720280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{622669}}^1$

素因数の和:622683

約数の個数: 32

約数和(自身を含む): 224161200

約数和(自身を除く): 149440920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 622669, 1245338, 1868007, 2490676, 3113345, 3736014, 4981352, 6226690, 7472028, 9340035, 12453380, 14944056, 18680070, 24906760, 37360140, 74720280]

約数ペア:

[(1, 74720280), (2, 37360140), (3, 24906760), (4, 18680070), (5, 14944056), (6, 12453380), (8, 9340035), (10, 7472028), (12, 6226690), (15, 4981352), (20, 3736014), (24, 3113345), (30, 2490676), (40, 1868007), (60, 1245338), (120, 622669)]