320436456

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 813067200

約数和(自身を除く): 492630744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 347, 353, 436, 654, 694, 706, 872, 1041, 1059, 1308, 1388, 1412, 2082, 2118, 2616, 2776, 2824, 4164, 4236, 8328, 8472, 37823, 38477, 75646, 76954, 113469, 115431, 122491, 151292, 153908, 226938, 230862, 244982, 302584, 307816, 367473, 453876, 461724, 489964, 734946, 907752, 923448, 979928, 1469892, 2939784, 13351519, 26703038, 40054557, 53406076, 80109114, 106812152, 160218228, 320436456]

約数ペア:

[(1, 320436456), (2, 160218228), (3, 106812152), (4, 80109114), (6, 53406076), (8, 40054557), (12, 26703038), (24, 13351519), (109, 2939784), (218, 1469892), (327, 979928), (347, 923448), (353, 907752), (436, 734946), (654, 489964), (694, 461724), (706, 453876), (872, 367473), (1041, 307816), (1059, 302584), (1308, 244982), (1388, 230862), (1412, 226938), (2082, 153908), (2118, 151292), (2616, 122491), (2776, 115431), (2824, 113469), (4164, 76954), (4236, 75646), (8328, 38477), (8472, 37823)]