240343768

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2144

約数の個数: 64

約数和(自身を含む): 547200000

約数和(自身を除く): 306856232

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 113, 133, 152, 226, 266, 452, 532, 791, 904, 1064, 1582, 1999, 2147, 3164, 3998, 4294, 6328, 7996, 8588, 13993, 15029, 15992, 17176, 27986, 30058, 37981, 55972, 60116, 75962, 111944, 120232, 151924, 225887, 265867, 303848, 451774, 531734, 903548, 1063468, 1581209, 1807096, 2126936, 3162418, 4291853, 6324836, 8583706, 12649672, 17167412, 30042971, 34334824, 60085942, 120171884, 240343768]

約数ペア:

[(1, 240343768), (2, 120171884), (4, 60085942), (7, 34334824), (8, 30042971), (14, 17167412), (19, 12649672), (28, 8583706), (38, 6324836), (56, 4291853), (76, 3162418), (113, 2126936), (133, 1807096), (152, 1581209), (226, 1063468), (266, 903548), (452, 531734), (532, 451774), (791, 303848), (904, 265867), (1064, 225887), (1582, 151924), (1999, 120232), (2147, 111944), (3164, 75962), (3998, 60116), (4294, 55972), (6328, 37981), (7996, 30058), (8588, 27986), (13993, 17176), (15029, 15992)]