128336944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1307}}^1$

素因数の和:1370

約数の個数: 60

約数和(自身を含む): 278078184

約数和(自身を除く): 149741240

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 361, 646, 722, 1292, 1307, 1444, 2584, 2614, 2888, 5168, 5228, 5776, 6137, 10456, 12274, 20912, 22219, 24548, 24833, 44438, 49096, 49666, 88876, 98192, 99332, 177752, 198664, 355504, 397328, 422161, 471827, 844322, 943654, 1688644, 1887308, 3377288, 3774616, 6754576, 7549232, 8021059, 16042118, 32084236, 64168472, 128336944]

約数ペア:

[(1, 128336944), (2, 64168472), (4, 32084236), (8, 16042118), (16, 8021059), (17, 7549232), (19, 6754576), (34, 3774616), (38, 3377288), (68, 1887308), (76, 1688644), (136, 943654), (152, 844322), (272, 471827), (304, 422161), (323, 397328), (361, 355504), (646, 198664), (722, 177752), (1292, 99332), (1307, 98192), (1444, 88876), (2584, 49666), (2614, 49096), (2888, 44438), (5168, 24833), (5228, 24548), (5776, 22219), (6137, 20912), (10456, 12274)]