30690840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255757}}^1$

素因数の和:255771

約数の個数: 32

約数和(自身を含む): 92072880

約数和(自身を除く): 61382040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255757, 511514, 767271, 1023028, 1278785, 1534542, 2046056, 2557570, 3069084, 3836355, 5115140, 6138168, 7672710, 10230280, 15345420, 30690840]

約数ペア:

[(1, 30690840), (2, 15345420), (3, 10230280), (4, 7672710), (5, 6138168), (6, 5115140), (8, 3836355), (10, 3069084), (12, 2557570), (15, 2046056), (20, 1534542), (24, 1278785), (30, 1023028), (40, 767271), (60, 511514), (120, 255757)]