290264576

素因数分解:

$2^9\times 7^1\times {\mathrm{80989}}^1$

素因数の和:81014

約数の個数: 40

約数和(自身を含む): 662822160

約数和(自身を除く): 372557584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 80989, 161978, 323956, 566923, 647912, 1133846, 1295824, 2267692, 2591648, 4535384, 5183296, 9070768, 10366592, 18141536, 20733184, 36283072, 41466368, 72566144, 145132288, 290264576]

約数ペア:

[(1, 290264576), (2, 145132288), (4, 72566144), (7, 41466368), (8, 36283072), (14, 20733184), (16, 18141536), (28, 10366592), (32, 9070768), (56, 5183296), (64, 4535384), (112, 2591648), (128, 2267692), (224, 1295824), (256, 1133846), (448, 647912), (512, 566923), (896, 323956), (1792, 161978), (3584, 80989)]