138889260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{771607}}^1$

素因数の和:771622

約数の個数: 36

約数和(自身を含む): 421297968

約数和(自身を除く): 282408708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 771607, 1543214, 2314821, 3086428, 3858035, 4629642, 6944463, 7716070, 9259284, 11574105, 13888926, 15432140, 23148210, 27777852, 34722315, 46296420, 69444630, 138889260]

約数ペア:

[(1, 138889260), (2, 69444630), (3, 46296420), (4, 34722315), (5, 27777852), (6, 23148210), (9, 15432140), (10, 13888926), (12, 11574105), (15, 9259284), (18, 7716070), (20, 6944463), (30, 4629642), (36, 3858035), (45, 3086428), (60, 2314821), (90, 1543214), (180, 771607)]