164983920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{687433}}^1$

素因数の和:687449

約数の個数: 40

約数和(自身を含む): 511450896

約数和(自身を除く): 346466976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 687433, 1374866, 2062299, 2749732, 3437165, 4124598, 5499464, 6874330, 8249196, 10311495, 10998928, 13748660, 16498392, 20622990, 27497320, 32996784, 41245980, 54994640, 82491960, 164983920]

約数ペア:

[(1, 164983920), (2, 82491960), (3, 54994640), (4, 41245980), (5, 32996784), (6, 27497320), (8, 20622990), (10, 16498392), (12, 13748660), (15, 10998928), (16, 10311495), (20, 8249196), (24, 6874330), (30, 5499464), (40, 4124598), (48, 3437165), (60, 2749732), (80, 2062299), (120, 1374866), (240, 687433)]