138216420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{767869}}^1$

素因数の和:767884

約数の個数: 36

約数和(自身を含む): 419257020

約数和(自身を除く): 281040600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 767869, 1535738, 2303607, 3071476, 3839345, 4607214, 6910821, 7678690, 9214428, 11518035, 13821642, 15357380, 23036070, 27643284, 34554105, 46072140, 69108210, 138216420]

約数ペア:

[(1, 138216420), (2, 69108210), (3, 46072140), (4, 34554105), (5, 27643284), (6, 23036070), (9, 15357380), (10, 13821642), (12, 11518035), (15, 9214428), (18, 7678690), (20, 6910821), (30, 4607214), (36, 3839345), (45, 3071476), (60, 2303607), (90, 1535738), (180, 767869)]