73215420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1220257}}^1$

素因数の和:1220269

約数の個数: 24

約数和(自身を含む): 205003344

約数和(自身を除く): 131787924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1220257, 2440514, 3660771, 4881028, 6101285, 7321542, 12202570, 14643084, 18303855, 24405140, 36607710, 73215420]

約数ペア:

[(1, 73215420), (2, 36607710), (3, 24405140), (4, 18303855), (5, 14643084), (6, 12202570), (10, 7321542), (12, 6101285), (15, 4881028), (20, 3660771), (30, 2440514), (60, 1220257)]