159215840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{142157}}^1$

素因数の和:142179

約数の個数: 48

約数和(自身を含む): 429885792

約数和(自身を除く): 270669952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 142157, 284314, 568628, 710785, 995099, 1137256, 1421570, 1990198, 2274512, 2843140, 3980396, 4549024, 4975495, 5686280, 7960792, 9950990, 11372560, 15921584, 19901980, 22745120, 31843168, 39803960, 79607920, 159215840]

約数ペア:

[(1, 159215840), (2, 79607920), (4, 39803960), (5, 31843168), (7, 22745120), (8, 19901980), (10, 15921584), (14, 11372560), (16, 9950990), (20, 7960792), (28, 5686280), (32, 4975495), (35, 4549024), (40, 3980396), (56, 2843140), (70, 2274512), (80, 1990198), (112, 1421570), (140, 1137256), (160, 995099), (224, 710785), (280, 568628), (560, 284314), (1120, 142157)]