240154768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^2$

素因数の和:572

約数の個数: 60

約数和(自身を含む): 551020288

約数和(自身を除く): 310865520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 263, 434, 496, 526, 868, 1052, 1736, 1841, 2104, 3472, 3682, 4208, 7364, 8153, 14728, 16306, 29456, 32612, 57071, 65224, 69169, 114142, 130448, 138338, 228284, 276676, 456568, 484183, 553352, 913136, 968366, 1106704, 1936732, 2144239, 3873464, 4288478, 7746928, 8576956, 15009673, 17153912, 30019346, 34307824, 60038692, 120077384, 240154768]

約数ペア:

[(1, 240154768), (2, 120077384), (4, 60038692), (7, 34307824), (8, 30019346), (14, 17153912), (16, 15009673), (28, 8576956), (31, 7746928), (56, 4288478), (62, 3873464), (112, 2144239), (124, 1936732), (217, 1106704), (248, 968366), (263, 913136), (434, 553352), (496, 484183), (526, 456568), (868, 276676), (1052, 228284), (1736, 138338), (1841, 130448), (2104, 114142), (3472, 69169), (3682, 65224), (4208, 57071), (7364, 32612), (8153, 29456), (14728, 16306)]