78412140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{435623}}^1$

素因数の和:435638

約数の個数: 36

約数和(自身を含む): 237850704

約数和(自身を除く): 159438564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 435623, 871246, 1306869, 1742492, 2178115, 2613738, 3920607, 4356230, 5227476, 6534345, 7841214, 8712460, 13068690, 15682428, 19603035, 26137380, 39206070, 78412140]

約数ペア:

[(1, 78412140), (2, 39206070), (3, 26137380), (4, 19603035), (5, 15682428), (6, 13068690), (9, 8712460), (10, 7841214), (12, 6534345), (15, 5227476), (18, 4356230), (20, 3920607), (30, 2613738), (36, 2178115), (45, 1742492), (60, 1306869), (90, 871246), (180, 435623)]