61964820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{344249}}^1$

素因数の和:344264

約数の個数: 36

約数和(自身を含む): 187960500

約数和(自身を除く): 125995680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 344249, 688498, 1032747, 1376996, 1721245, 2065494, 3098241, 3442490, 4130988, 5163735, 6196482, 6884980, 10327470, 12392964, 15491205, 20654940, 30982410, 61964820]

約数ペア:

[(1, 61964820), (2, 30982410), (3, 20654940), (4, 15491205), (5, 12392964), (6, 10327470), (9, 6884980), (10, 6196482), (12, 5163735), (15, 4130988), (18, 3442490), (20, 3098241), (30, 2065494), (36, 1721245), (45, 1376996), (60, 1032747), (90, 688498), (180, 344249)]