205760358

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 466560000

約数和(自身を除く): 260799642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 149, 214, 239, 298, 321, 447, 478, 642, 717, 894, 963, 1341, 1434, 1926, 2151, 2682, 2889, 4023, 4302, 5778, 6453, 8046, 12906, 15943, 25573, 31886, 35611, 47829, 51146, 71222, 76719, 95658, 106833, 143487, 153438, 213666, 230157, 286974, 320499, 430461, 460314, 640998, 690471, 860922, 961497, 1380942, 1922994, 3810377, 7620754, 11431131, 22862262, 34293393, 68586786, 102880179, 205760358]

約数ペア:

[(1, 205760358), (2, 102880179), (3, 68586786), (6, 34293393), (9, 22862262), (18, 11431131), (27, 7620754), (54, 3810377), (107, 1922994), (149, 1380942), (214, 961497), (239, 860922), (298, 690471), (321, 640998), (447, 460314), (478, 430461), (642, 320499), (717, 286974), (894, 230157), (963, 213666), (1341, 153438), (1434, 143487), (1926, 106833), (2151, 95658), (2682, 76719), (2889, 71222), (4023, 51146), (4302, 47829), (5778, 35611), (6453, 31886), (8046, 25573), (12906, 15943)]