12800172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1979}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 37920960

約数和(自身を除く): 25120788

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 1979, 2156, 3234, 3958, 5937, 6468, 7916, 11874, 13853, 21769, 23748, 27706, 41559, 43538, 55412, 65307, 83118, 87076, 96971, 130614, 152383, 166236, 193942, 261228, 290913, 304766, 387884, 457149, 581826, 609532, 914298, 1066681, 1163652, 1828596, 2133362, 3200043, 4266724, 6400086, 12800172]

約数ペア:

[(1, 12800172), (2, 6400086), (3, 4266724), (4, 3200043), (6, 2133362), (7, 1828596), (11, 1163652), (12, 1066681), (14, 914298), (21, 609532), (22, 581826), (28, 457149), (33, 387884), (42, 304766), (44, 290913), (49, 261228), (66, 193942), (77, 166236), (84, 152383), (98, 130614), (132, 96971), (147, 87076), (154, 83118), (196, 65307), (231, 55412), (294, 43538), (308, 41559), (462, 27706), (539, 23748), (588, 21769), (924, 13853), (1078, 11874), (1617, 7916), (1979, 6468), (2156, 5937), (3234, 3958)]