129848220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{721379}}^1$

素因数の和:721394

約数の個数: 36

約数和(自身を含む): 393873480

約数和(自身を除く): 264025260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 721379, 1442758, 2164137, 2885516, 3606895, 4328274, 6492411, 7213790, 8656548, 10820685, 12984822, 14427580, 21641370, 25969644, 32462055, 43282740, 64924110, 129848220]

約数ペア:

[(1, 129848220), (2, 64924110), (3, 43282740), (4, 32462055), (5, 25969644), (6, 21641370), (9, 14427580), (10, 12984822), (12, 10820685), (15, 8656548), (18, 7213790), (20, 6492411), (30, 4328274), (36, 3606895), (45, 2885516), (60, 2164137), (90, 1442758), (180, 721379)]