78399540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{435553}}^1$

素因数の和:435568

約数の個数: 36

約数和(自身を含む): 237812484

約数和(自身を除く): 159412944

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 435553, 871106, 1306659, 1742212, 2177765, 2613318, 3919977, 4355530, 5226636, 6533295, 7839954, 8711060, 13066590, 15679908, 19599885, 26133180, 39199770, 78399540]

約数ペア:

[(1, 78399540), (2, 39199770), (3, 26133180), (4, 19599885), (5, 15679908), (6, 13066590), (9, 8711060), (10, 7839954), (12, 6533295), (15, 5226636), (18, 4355530), (20, 3919977), (30, 2613318), (36, 2177765), (45, 1742212), (60, 1306659), (90, 871106), (180, 435553)]