77890860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{432727}}^1$

素因数の和:432742

約数の個数: 36

約数和(自身を含む): 236269488

約数和(自身を除く): 158378628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 432727, 865454, 1298181, 1730908, 2163635, 2596362, 3894543, 4327270, 5192724, 6490905, 7789086, 8654540, 12981810, 15578172, 19472715, 25963620, 38945430, 77890860]

約数ペア:

[(1, 77890860), (2, 38945430), (3, 25963620), (4, 19472715), (5, 15578172), (6, 12981810), (9, 8654540), (10, 7789086), (12, 6490905), (15, 5192724), (18, 4327270), (20, 3894543), (30, 2596362), (36, 2163635), (45, 1730908), (60, 1298181), (90, 865454), (180, 432727)]