138396420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{768869}}^1$

素因数の和:768884

約数の個数: 36

約数和(自身を含む): 419803020

約数和(自身を除く): 281406600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 768869, 1537738, 2306607, 3075476, 3844345, 4613214, 6919821, 7688690, 9226428, 11533035, 13839642, 15377380, 23066070, 27679284, 34599105, 46132140, 69198210, 138396420]

約数ペア:

[(1, 138396420), (2, 69198210), (3, 46132140), (4, 34599105), (5, 27679284), (6, 23066070), (9, 15377380), (10, 13839642), (12, 11533035), (15, 9226428), (18, 7688690), (20, 6919821), (30, 4613214), (36, 3844345), (45, 3075476), (60, 2306607), (90, 1537738), (180, 768869)]