128213824

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1215

約数の個数: 56

約数和(自身を含む): 270824960

約数和(自身を除く): 142611136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 97, 152, 194, 304, 388, 608, 776, 1087, 1216, 1552, 1843, 2174, 3104, 3686, 4348, 6208, 7372, 8696, 14744, 17392, 20653, 29488, 34784, 41306, 58976, 69568, 82612, 105439, 117952, 165224, 210878, 330448, 421756, 660896, 843512, 1321792, 1687024, 2003341, 3374048, 4006682, 6748096, 8013364, 16026728, 32053456, 64106912, 128213824]

約数ペア:

[(1, 128213824), (2, 64106912), (4, 32053456), (8, 16026728), (16, 8013364), (19, 6748096), (32, 4006682), (38, 3374048), (64, 2003341), (76, 1687024), (97, 1321792), (152, 843512), (194, 660896), (304, 421756), (388, 330448), (608, 210878), (776, 165224), (1087, 117952), (1216, 105439), (1552, 82612), (1843, 69568), (2174, 58976), (3104, 41306), (3686, 34784), (4348, 29488), (6208, 20653), (7372, 17392), (8696, 14744)]