129210420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2153507}}^1$

素因数の和:2153519

約数の個数: 24

約数和(自身を含む): 361789344

約数和(自身を除く): 232578924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2153507, 4307014, 6460521, 8614028, 10767535, 12921042, 21535070, 25842084, 32302605, 43070140, 64605210, 129210420]

約数ペア:

[(1, 129210420), (2, 64605210), (3, 43070140), (4, 32302605), (5, 25842084), (6, 21535070), (10, 12921042), (12, 10767535), (15, 8614028), (20, 6460521), (30, 4307014), (60, 2153507)]