8131968

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 25989600

約数和(自身を除く): 17857632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 181, 192, 208, 216, 234, 288, 312, 351, 362, 384, 416, 432, 468, 543, 576, 624, 702, 724, 832, 864, 936, 1086, 1152, 1248, 1404, 1448, 1629, 1664, 1728, 1872, 2172, 2353, 2496, 2808, 2896, 3258, 3456, 3744, 4344, 4706, 4887, 4992, 5616, 5792, 6516, 7059, 7488, 8688, 9412, 9774, 11232, 11584, 13032, 14118, 14976, 17376, 18824, 19548, 21177, 22464, 23168, 26064, 28236, 34752, 37648, 39096, 42354, 44928, 52128, 56472, 63531, 69504, 75296, 78192, 84708, 104256, 112944, 127062, 150592, 156384, 169416, 208512, 225888, 254124, 301184, 312768, 338832, 451776, 508248, 625536, 677664, 903552, 1016496, 1355328, 2032992, 2710656, 4065984, 8131968]

約数ペア:

[(1, 8131968), (2, 4065984), (3, 2710656), (4, 2032992), (6, 1355328), (8, 1016496), (9, 903552), (12, 677664), (13, 625536), (16, 508248), (18, 451776), (24, 338832), (26, 312768), (27, 301184), (32, 254124), (36, 225888), (39, 208512), (48, 169416), (52, 156384), (54, 150592), (64, 127062), (72, 112944), (78, 104256), (96, 84708), (104, 78192), (108, 75296), (117, 69504), (128, 63531), (144, 56472), (156, 52128), (181, 44928), (192, 42354), (208, 39096), (216, 37648), (234, 34752), (288, 28236), (312, 26064), (351, 23168), (362, 22464), (384, 21177), (416, 19548), (432, 18824), (468, 17376), (543, 14976), (576, 14118), (624, 13032), (702, 11584), (724, 11232), (832, 9774), (864, 9412), (936, 8688), (1086, 7488), (1152, 7059), (1248, 6516), (1404, 5792), (1448, 5616), (1629, 4992), (1664, 4887), (1728, 4706), (1872, 4344), (2172, 3744), (2353, 3456), (2496, 3258), (2808, 2896)]