648864540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1201601}}^1$

素因数の和:1201619

約数の個数: 48

約数和(自身を含む): 2018691360

約数和(自身を除く): 1369826820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1201601, 2403202, 3604803, 4806404, 6008005, 7209606, 10814409, 12016010, 14419212, 18024015, 21628818, 24032020, 32443227, 36048030, 43257636, 54072045, 64886454, 72096060, 108144090, 129772908, 162216135, 216288180, 324432270, 648864540]

約数ペア:

[(1, 648864540), (2, 324432270), (3, 216288180), (4, 162216135), (5, 129772908), (6, 108144090), (9, 72096060), (10, 64886454), (12, 54072045), (15, 43257636), (18, 36048030), (20, 32443227), (27, 24032020), (30, 21628818), (36, 18024015), (45, 14419212), (54, 12016010), (60, 10814409), (90, 7209606), (108, 6008005), (135, 4806404), (180, 3604803), (270, 2403202), (540, 1201601)]