240805208

素因数分解:

$2^3\times 7^3\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 531456000

約数和(自身を除く): 290650792

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 343, 392, 508, 686, 691, 889, 1016, 1372, 1382, 1778, 2744, 2764, 3556, 4837, 5528, 6223, 7112, 9674, 12446, 19348, 24892, 33859, 38696, 43561, 49784, 67718, 87122, 87757, 135436, 174244, 175514, 237013, 270872, 348488, 351028, 474026, 614299, 702056, 948052, 1228598, 1896104, 2457196, 4300093, 4914392, 8600186, 17200372, 30100651, 34400744, 60201302, 120402604, 240805208]

約数ペア:

[(1, 240805208), (2, 120402604), (4, 60201302), (7, 34400744), (8, 30100651), (14, 17200372), (28, 8600186), (49, 4914392), (56, 4300093), (98, 2457196), (127, 1896104), (196, 1228598), (254, 948052), (343, 702056), (392, 614299), (508, 474026), (686, 351028), (691, 348488), (889, 270872), (1016, 237013), (1372, 175514), (1382, 174244), (1778, 135436), (2744, 87757), (2764, 87122), (3556, 67718), (4837, 49784), (5528, 43561), (6223, 38696), (7112, 33859), (9674, 24892), (12446, 19348)]