80396460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{446647}}^1$

素因数の和:446662

約数の個数: 36

約数和(自身を含む): 243869808

約数和(自身を除く): 163473348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 446647, 893294, 1339941, 1786588, 2233235, 2679882, 4019823, 4466470, 5359764, 6699705, 8039646, 8932940, 13399410, 16079292, 20099115, 26798820, 40198230, 80396460]

約数ペア:

[(1, 80396460), (2, 40198230), (3, 26798820), (4, 20099115), (5, 16079292), (6, 13399410), (9, 8932940), (10, 8039646), (12, 6699705), (15, 5359764), (18, 4466470), (20, 4019823), (30, 2679882), (36, 2233235), (45, 1786588), (60, 1339941), (90, 893294), (180, 446647)]