320621694

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 696902400

約数和(自身を除く): 376280706

約数列:

[1, 2, 3, 6, 19, 38, 57, 59, 73, 114, 118, 146, 177, 219, 354, 438, 653, 1121, 1306, 1387, 1959, 2242, 2774, 3363, 3918, 4161, 4307, 6726, 8322, 8614, 12407, 12921, 24814, 25842, 37221, 38527, 47669, 74442, 77054, 81833, 95338, 115581, 143007, 163666, 231162, 245499, 286014, 490998, 732013, 905711, 1464026, 1811422, 2196039, 2717133, 2812471, 4392078, 5434266, 5624942, 8437413, 16874826, 53436949, 106873898, 160310847, 320621694]

約数ペア:

[(1, 320621694), (2, 160310847), (3, 106873898), (6, 53436949), (19, 16874826), (38, 8437413), (57, 5624942), (59, 5434266), (73, 4392078), (114, 2812471), (118, 2717133), (146, 2196039), (177, 1811422), (219, 1464026), (354, 905711), (438, 732013), (653, 490998), (1121, 286014), (1306, 245499), (1387, 231162), (1959, 163666), (2242, 143007), (2774, 115581), (3363, 95338), (3918, 81833), (4161, 77054), (4307, 74442), (6726, 47669), (8322, 38527), (8614, 37221), (12407, 25842), (12921, 24814)]