156904120

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{6337}}^1$

素因数の和:6967

約数の個数: 32

約数和(自身を含む): 353660400

約数和(自身を除く): 196756280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 6337, 12380, 12674, 24760, 25348, 31685, 50696, 63370, 126740, 253480, 3922603, 7845206, 15690412, 19613015, 31380824, 39226030, 78452060, 156904120]

約数ペア:

[(1, 156904120), (2, 78452060), (4, 39226030), (5, 31380824), (8, 19613015), (10, 15690412), (20, 7845206), (40, 3922603), (619, 253480), (1238, 126740), (2476, 63370), (3095, 50696), (4952, 31685), (6190, 25348), (6337, 24760), (12380, 12674)]