67861980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{377011}}^1$

素因数の和:377026

約数の個数: 36

約数和(自身を含む): 205848552

約数和(自身を除く): 137986572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 377011, 754022, 1131033, 1508044, 1885055, 2262066, 3393099, 3770110, 4524132, 5655165, 6786198, 7540220, 11310330, 13572396, 16965495, 22620660, 33930990, 67861980]

約数ペア:

[(1, 67861980), (2, 33930990), (3, 22620660), (4, 16965495), (5, 13572396), (6, 11310330), (9, 7540220), (10, 6786198), (12, 5655165), (15, 4524132), (18, 3770110), (20, 3393099), (30, 2262066), (36, 1885055), (45, 1508044), (60, 1131033), (90, 754022), (180, 377011)]