81180810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{902009}}^1$

素因数の和:902022

約数の個数: 24

約数和(自身を含む): 211070340

約数和(自身を除く): 129889530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 902009, 1804018, 2706027, 4510045, 5412054, 8118081, 9020090, 13530135, 16236162, 27060270, 40590405, 81180810]

約数ペア:

[(1, 81180810), (2, 40590405), (3, 27060270), (5, 16236162), (6, 13530135), (9, 9020090), (10, 8118081), (15, 5412054), (18, 4510045), (30, 2706027), (45, 1804018), (90, 902009)]