400743216

素因数分解:

$2^4\times 3^2\times {\mathrm{2782939}}^1$

素因数の和:2782953

約数の個数: 30

約数和(自身を含む): 1121524820

約数和(自身を除く): 720781604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2782939, 5565878, 8348817, 11131756, 16697634, 22263512, 25046451, 33395268, 44527024, 50092902, 66790536, 100185804, 133581072, 200371608, 400743216]

約数ペア:

[(1, 400743216), (2, 200371608), (3, 133581072), (4, 100185804), (6, 66790536), (8, 50092902), (9, 44527024), (12, 33395268), (16, 25046451), (18, 22263512), (24, 16697634), (36, 11131756), (48, 8348817), (72, 5565878), (144, 2782939)]