123564880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 298909440

約数和(自身を除く): 175344560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 188, 235, 236, 295, 376, 470, 472, 557, 590, 752, 940, 944, 1114, 1180, 1880, 2228, 2360, 2773, 2785, 3760, 4456, 4720, 5546, 5570, 8912, 11092, 11140, 13865, 22184, 22280, 26179, 27730, 32863, 44368, 44560, 52358, 55460, 65726, 104716, 110920, 130895, 131452, 164315, 209432, 221840, 261790, 262904, 328630, 418864, 523580, 525808, 657260, 1047160, 1314520, 1544561, 2094320, 2629040, 3089122, 6178244, 7722805, 12356488, 15445610, 24712976, 30891220, 61782440, 123564880]

約数ペア:

[(1, 123564880), (2, 61782440), (4, 30891220), (5, 24712976), (8, 15445610), (10, 12356488), (16, 7722805), (20, 6178244), (40, 3089122), (47, 2629040), (59, 2094320), (80, 1544561), (94, 1314520), (118, 1047160), (188, 657260), (235, 525808), (236, 523580), (295, 418864), (376, 328630), (470, 262904), (472, 261790), (557, 221840), (590, 209432), (752, 164315), (940, 131452), (944, 130895), (1114, 110920), (1180, 104716), (1880, 65726), (2228, 55460), (2360, 52358), (2773, 44560), (2785, 44368), (3760, 32863), (4456, 27730), (4720, 26179), (5546, 22280), (5570, 22184), (8912, 13865), (11092, 11140)]