90175968

素因数分解:

$2^5\times 3^2\times {\mathrm{353}}^1\times {\mathrm{887}}^1$

素因数の和:1256

約数の個数: 72

約数和(自身を含む): 257454288

約数和(自身を除く): 167278320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 353, 706, 887, 1059, 1412, 1774, 2118, 2661, 2824, 3177, 3548, 4236, 5322, 5648, 6354, 7096, 7983, 8472, 10644, 11296, 12708, 14192, 15966, 16944, 21288, 25416, 28384, 31932, 33888, 42576, 50832, 63864, 85152, 101664, 127728, 255456, 313111, 626222, 939333, 1252444, 1878666, 2504888, 2817999, 3757332, 5009776, 5635998, 7514664, 10019552, 11271996, 15029328, 22543992, 30058656, 45087984, 90175968]

約数ペア:

[(1, 90175968), (2, 45087984), (3, 30058656), (4, 22543992), (6, 15029328), (8, 11271996), (9, 10019552), (12, 7514664), (16, 5635998), (18, 5009776), (24, 3757332), (32, 2817999), (36, 2504888), (48, 1878666), (72, 1252444), (96, 939333), (144, 626222), (288, 313111), (353, 255456), (706, 127728), (887, 101664), (1059, 85152), (1412, 63864), (1774, 50832), (2118, 42576), (2661, 33888), (2824, 31932), (3177, 28384), (3548, 25416), (4236, 21288), (5322, 16944), (5648, 15966), (6354, 14192), (7096, 12708), (7983, 11296), (8472, 10644)]