64788540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1079809}}^1$

素因数の和:1079821

約数の個数: 24

約数和(自身を含む): 181408080

約数和(自身を除く): 116619540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1079809, 2159618, 3239427, 4319236, 5399045, 6478854, 10798090, 12957708, 16197135, 21596180, 32394270, 64788540]

約数ペア:

[(1, 64788540), (2, 32394270), (3, 21596180), (4, 16197135), (5, 12957708), (6, 10798090), (10, 6478854), (12, 5399045), (15, 4319236), (20, 3239427), (30, 2159618), (60, 1079809)]