648884656

素因数分解:

$2^4\times 7^5\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 1556090880

約数和(自身を除く): 907206224

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 127, 133, 152, 196, 254, 266, 304, 343, 392, 508, 532, 686, 784, 889, 931, 1016, 1064, 1372, 1778, 1862, 2032, 2128, 2401, 2413, 2744, 3556, 3724, 4802, 4826, 5488, 6223, 6517, 7112, 7448, 9604, 9652, 12446, 13034, 14224, 14896, 16807, 16891, 19208, 19304, 24892, 26068, 33614, 33782, 38416, 38608, 43561, 45619, 49784, 52136, 67228, 67564, 87122, 91238, 99568, 104272, 118237, 134456, 135128, 174244, 182476, 236474, 268912, 270256, 304927, 319333, 348488, 364952, 472948, 609854, 638666, 696976, 729904, 827659, 945896, 1219708, 1277332, 1655318, 1891792, 2134489, 2439416, 2554664, 3310636, 4268978, 4878832, 5109328, 5793613, 6621272, 8537956, 11587226, 13242544, 17075912, 23174452, 34151824, 40555291, 46348904, 81110582, 92697808, 162221164, 324442328, 648884656]

約数ペア:

[(1, 648884656), (2, 324442328), (4, 162221164), (7, 92697808), (8, 81110582), (14, 46348904), (16, 40555291), (19, 34151824), (28, 23174452), (38, 17075912), (49, 13242544), (56, 11587226), (76, 8537956), (98, 6621272), (112, 5793613), (127, 5109328), (133, 4878832), (152, 4268978), (196, 3310636), (254, 2554664), (266, 2439416), (304, 2134489), (343, 1891792), (392, 1655318), (508, 1277332), (532, 1219708), (686, 945896), (784, 827659), (889, 729904), (931, 696976), (1016, 638666), (1064, 609854), (1372, 472948), (1778, 364952), (1862, 348488), (2032, 319333), (2128, 304927), (2401, 270256), (2413, 268912), (2744, 236474), (3556, 182476), (3724, 174244), (4802, 135128), (4826, 134456), (5488, 118237), (6223, 104272), (6517, 99568), (7112, 91238), (7448, 87122), (9604, 67564), (9652, 67228), (12446, 52136), (13034, 49784), (14224, 45619), (14896, 43561), (16807, 38608), (16891, 38416), (19208, 33782), (19304, 33614), (24892, 26068)]