19309005180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11919139}}^1$

素因数の和:11919160

約数の個数: 60

約数和(自身を含む): 60573069480

約数和(自身を除く): 41264064300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11919139, 23838278, 35757417, 47676556, 59595695, 71514834, 107272251, 119191390, 143029668, 178787085, 214544502, 238382780, 321816753, 357574170, 429089004, 536361255, 643633506, 715148340, 965450259, 1072722510, 1287267012, 1609083765, 1930900518, 2145445020, 3218167530, 3861801036, 4827251295, 6436335060, 9654502590, 19309005180]

約数ペア:

[(1, 19309005180), (2, 9654502590), (3, 6436335060), (4, 4827251295), (5, 3861801036), (6, 3218167530), (9, 2145445020), (10, 1930900518), (12, 1609083765), (15, 1287267012), (18, 1072722510), (20, 965450259), (27, 715148340), (30, 643633506), (36, 536361255), (45, 429089004), (54, 357574170), (60, 321816753), (81, 238382780), (90, 214544502), (108, 178787085), (135, 143029668), (162, 119191390), (180, 107272251), (270, 71514834), (324, 59595695), (405, 47676556), (540, 35757417), (810, 23838278), (1620, 11919139)]