259236608

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 549427200

約数和(自身を除く): 290190592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 223, 239, 256, 304, 446, 478, 608, 892, 956, 1216, 1784, 1912, 2432, 3568, 3824, 4237, 4541, 4864, 7136, 7648, 8474, 9082, 14272, 15296, 16948, 18164, 28544, 30592, 33896, 36328, 53297, 57088, 61184, 67792, 72656, 106594, 135584, 145312, 213188, 271168, 290624, 426376, 542336, 581248, 852752, 1012643, 1084672, 1162496, 1705504, 2025286, 3411008, 4050572, 6822016, 8101144, 13644032, 16202288, 32404576, 64809152, 129618304, 259236608]

約数ペア:

[(1, 259236608), (2, 129618304), (4, 64809152), (8, 32404576), (16, 16202288), (19, 13644032), (32, 8101144), (38, 6822016), (64, 4050572), (76, 3411008), (128, 2025286), (152, 1705504), (223, 1162496), (239, 1084672), (256, 1012643), (304, 852752), (446, 581248), (478, 542336), (608, 426376), (892, 290624), (956, 271168), (1216, 213188), (1784, 145312), (1912, 135584), (2432, 106594), (3568, 72656), (3824, 67792), (4237, 61184), (4541, 57088), (4864, 53297), (7136, 36328), (7648, 33896), (8474, 30592), (9082, 28544), (14272, 18164), (15296, 16948)]