256939992

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{51719}}^1$

素因数の和:51757

約数の個数: 64

約数和(自身を含む): 744768000

約数和(自身を除く): 487828008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4968, 51719, 103438, 155157, 206876, 310314, 413752, 465471, 620628, 930942, 1189537, 1241256, 1396413, 1861884, 2379074, 2792826, 3568611, 3723768, 4758148, 5585652, 7137222, 9516296, 10705833, 11171304, 14274444, 21411666, 28548888, 32117499, 42823332, 64234998, 85646664, 128469996, 256939992]

約数ペア:

[(1, 256939992), (2, 128469996), (3, 85646664), (4, 64234998), (6, 42823332), (8, 32117499), (9, 28548888), (12, 21411666), (18, 14274444), (23, 11171304), (24, 10705833), (27, 9516296), (36, 7137222), (46, 5585652), (54, 4758148), (69, 3723768), (72, 3568611), (92, 2792826), (108, 2379074), (138, 1861884), (184, 1396413), (207, 1241256), (216, 1189537), (276, 930942), (414, 620628), (552, 465471), (621, 413752), (828, 310314), (1242, 206876), (1656, 155157), (2484, 103438), (4968, 51719)]