87883020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488239}}^1$

素因数の和:488254

約数の個数: 36

約数和(自身を含む): 266579040

約数和(自身を除く): 178696020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488239, 976478, 1464717, 1952956, 2441195, 2929434, 4394151, 4882390, 5858868, 7323585, 8788302, 9764780, 14647170, 17576604, 21970755, 29294340, 43941510, 87883020]

約数ペア:

[(1, 87883020), (2, 43941510), (3, 29294340), (4, 21970755), (5, 17576604), (6, 14647170), (9, 9764780), (10, 8788302), (12, 7323585), (15, 5858868), (18, 4882390), (20, 4394151), (30, 2929434), (36, 2441195), (45, 1952956), (60, 1464717), (90, 976478), (180, 488239)]