30012420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1223}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 84309120

約数和(自身を除く): 54296700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1223, 1227, 1636, 2045, 2446, 2454, 3669, 4090, 4892, 4908, 6115, 6135, 7338, 8180, 12230, 12270, 14676, 18345, 24460, 24540, 36690, 73380, 500207, 1000414, 1500621, 2000828, 2501035, 3001242, 5002070, 6002484, 7503105, 10004140, 15006210, 30012420]

約数ペア:

[(1, 30012420), (2, 15006210), (3, 10004140), (4, 7503105), (5, 6002484), (6, 5002070), (10, 3001242), (12, 2501035), (15, 2000828), (20, 1500621), (30, 1000414), (60, 500207), (409, 73380), (818, 36690), (1223, 24540), (1227, 24460), (1636, 18345), (2045, 14676), (2446, 12270), (2454, 12230), (3669, 8180), (4090, 7338), (4892, 6135), (4908, 6115)]