140139540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{778553}}^1$

素因数の和:778568

約数の個数: 36

約数和(自身を含む): 425090484

約数和(自身を除く): 284950944

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 778553, 1557106, 2335659, 3114212, 3892765, 4671318, 7006977, 7785530, 9342636, 11678295, 14013954, 15571060, 23356590, 28027908, 35034885, 46713180, 70069770, 140139540]

約数ペア:

[(1, 140139540), (2, 70069770), (3, 46713180), (4, 35034885), (5, 28027908), (6, 23356590), (9, 15571060), (10, 14013954), (12, 11678295), (15, 9342636), (18, 7785530), (20, 7006977), (30, 4671318), (36, 3892765), (45, 3114212), (60, 2335659), (90, 1557106), (180, 778553)]