30781260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{171007}}^1$

素因数の和:171022

約数の個数: 36

約数和(自身を含む): 93370368

約数和(自身を除く): 62589108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 171007, 342014, 513021, 684028, 855035, 1026042, 1539063, 1710070, 2052084, 2565105, 3078126, 3420140, 5130210, 6156252, 7695315, 10260420, 15390630, 30781260]

約数ペア:

[(1, 30781260), (2, 15390630), (3, 10260420), (4, 7695315), (5, 6156252), (6, 5130210), (9, 3420140), (10, 3078126), (12, 2565105), (15, 2052084), (18, 1710070), (20, 1539063), (30, 1026042), (36, 855035), (45, 684028), (60, 513021), (90, 342014), (180, 171007)]