163947280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6229}}^1$

素因数の和:6296

約数の個数: 80

約数和(自身を含む): 444971520

約数和(自身を除く): 281024240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6229, 6580, 12458, 13160, 24916, 26320, 31145, 43603, 49832, 62290, 87206, 99664, 124580, 174412, 218015, 249160, 292763, 348824, 436030, 498320, 585526, 697648, 872060, 1171052, 1463815, 1744120, 2049341, 2342104, 2927630, 3488240, 4098682, 4684208, 5855260, 8197364, 10246705, 11710520, 16394728, 20493410, 23421040, 32789456, 40986820, 81973640, 163947280]

約数ペア:

[(1, 163947280), (2, 81973640), (4, 40986820), (5, 32789456), (7, 23421040), (8, 20493410), (10, 16394728), (14, 11710520), (16, 10246705), (20, 8197364), (28, 5855260), (35, 4684208), (40, 4098682), (47, 3488240), (56, 2927630), (70, 2342104), (80, 2049341), (94, 1744120), (112, 1463815), (140, 1171052), (188, 872060), (235, 697648), (280, 585526), (329, 498320), (376, 436030), (470, 348824), (560, 292763), (658, 249160), (752, 218015), (940, 174412), (1316, 124580), (1645, 99664), (1880, 87206), (2632, 62290), (3290, 49832), (3760, 43603), (5264, 31145), (6229, 26320), (6580, 24916), (12458, 13160)]