138450420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{769169}}^1$

素因数の和:769184

約数の個数: 36

約数和(自身を含む): 419966820

約数和(自身を除く): 281516400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 769169, 1538338, 2307507, 3076676, 3845845, 4615014, 6922521, 7691690, 9230028, 11537535, 13845042, 15383380, 23075070, 27690084, 34612605, 46150140, 69225210, 138450420]

約数ペア:

[(1, 138450420), (2, 69225210), (3, 46150140), (4, 34612605), (5, 27690084), (6, 23075070), (9, 15383380), (10, 13845042), (12, 11537535), (15, 9230028), (18, 7691690), (20, 6922521), (30, 4615014), (36, 3845845), (45, 3076676), (60, 2307507), (90, 1538338), (180, 769169)]