128923770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{17981}}^1$

素因数の和:18230

約数の個数: 32

約数和(自身を含む): 310728960

約数和(自身を除く): 181805190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 17981, 35962, 53943, 89905, 107886, 179810, 269715, 539430, 4297459, 8594918, 12892377, 21487295, 25784754, 42974590, 64461885, 128923770]

約数ペア:

[(1, 128923770), (2, 64461885), (3, 42974590), (5, 25784754), (6, 21487295), (10, 12892377), (15, 8594918), (30, 4297459), (239, 539430), (478, 269715), (717, 179810), (1195, 107886), (1434, 89905), (2390, 53943), (3585, 35962), (7170, 17981)]