156789540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{290351}}^1$

素因数の和:290369

約数の個数: 48

約数和(自身を含む): 487791360

約数和(自身を除く): 331001820

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, 290351, 580702, 871053, 1161404, 1451755, 1742106, 2613159, 2903510, 3484212, 4355265, 5226318, 5807020, 7839477, 8710530, 10452636, 13065795, 15678954, 17421060, 26131590, 31357908, 39197385, 52263180, 78394770, 156789540]

約数ペア:

[(1, 156789540), (2, 78394770), (3, 52263180), (4, 39197385), (5, 31357908), (6, 26131590), (9, 17421060), (10, 15678954), (12, 13065795), (15, 10452636), (18, 8710530), (20, 7839477), (27, 5807020), (30, 5226318), (36, 4355265), (45, 3484212), (54, 2903510), (60, 2613159), (90, 1742106), (108, 1451755), (135, 1161404), (180, 871053), (270, 580702), (540, 290351)]