81194460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1353241}}^1$

素因数の和:1353253

約数の個数: 24

約数和(自身を含む): 227344656

約数和(自身を除く): 146150196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1353241, 2706482, 4059723, 5412964, 6766205, 8119446, 13532410, 16238892, 20298615, 27064820, 40597230, 81194460]

約数ペア:

[(1, 81194460), (2, 40597230), (3, 27064820), (4, 20298615), (5, 16238892), (6, 13532410), (10, 8119446), (12, 6766205), (15, 5412964), (20, 4059723), (30, 2706482), (60, 1353241)]