139045648

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^3\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 80

約数和(自身を含む): 326784640

約数和(自身を除く): 187738992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 181, 266, 304, 361, 362, 532, 722, 724, 1064, 1267, 1444, 1448, 2128, 2527, 2534, 2888, 2896, 3439, 5054, 5068, 5776, 6859, 6878, 10108, 10136, 13718, 13756, 20216, 20272, 24073, 27436, 27512, 40432, 48013, 48146, 54872, 55024, 65341, 96026, 96292, 109744, 130682, 192052, 192584, 261364, 384104, 385168, 457387, 522728, 768208, 914774, 1045456, 1241479, 1829548, 2482958, 3659096, 4965916, 7318192, 8690353, 9931832, 17380706, 19863664, 34761412, 69522824, 139045648]

約数ペア:

[(1, 139045648), (2, 69522824), (4, 34761412), (7, 19863664), (8, 17380706), (14, 9931832), (16, 8690353), (19, 7318192), (28, 4965916), (38, 3659096), (56, 2482958), (76, 1829548), (112, 1241479), (133, 1045456), (152, 914774), (181, 768208), (266, 522728), (304, 457387), (361, 385168), (362, 384104), (532, 261364), (722, 192584), (724, 192052), (1064, 130682), (1267, 109744), (1444, 96292), (1448, 96026), (2128, 65341), (2527, 55024), (2534, 54872), (2888, 48146), (2896, 48013), (3439, 40432), (5054, 27512), (5068, 27436), (5776, 24073), (6859, 20272), (6878, 20216), (10108, 13756), (10136, 13718)]