131808780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{732271}}^1$

素因数の和:732286

約数の個数: 36

約数和(自身を含む): 399820512

約数和(自身を除く): 268011732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 732271, 1464542, 2196813, 2929084, 3661355, 4393626, 6590439, 7322710, 8787252, 10984065, 13180878, 14645420, 21968130, 26361756, 32952195, 43936260, 65904390, 131808780]

約数ペア:

[(1, 131808780), (2, 65904390), (3, 43936260), (4, 32952195), (5, 26361756), (6, 21968130), (9, 14645420), (10, 13180878), (12, 10984065), (15, 8787252), (18, 7322710), (20, 6590439), (30, 4393626), (36, 3661355), (45, 2929084), (60, 2196813), (90, 1464542), (180, 732271)]