257978553280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{115168997}}^1$

素因数の和:115169021

約数の個数: 56

約数和(自身を含む): 702070211808

約数和(自身を除く): 444091658528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 115168997, 230337994, 460675988, 575844985, 806182979, 921351976, 1151689970, 1612365958, 1842703952, 2303379940, 3224731916, 3685407904, 4030914895, 4606759880, 6449463832, 7370815808, 8061829790, 9213519760, 12898927664, 16123659580, 18427039520, 25797855328, 32247319160, 36854079040, 51595710656, 64494638320, 128989276640, 257978553280]

約数ペア:

[(1, 257978553280), (2, 128989276640), (4, 64494638320), (5, 51595710656), (7, 36854079040), (8, 32247319160), (10, 25797855328), (14, 18427039520), (16, 16123659580), (20, 12898927664), (28, 9213519760), (32, 8061829790), (35, 7370815808), (40, 6449463832), (56, 4606759880), (64, 4030914895), (70, 3685407904), (80, 3224731916), (112, 2303379940), (140, 1842703952), (160, 1612365958), (224, 1151689970), (280, 921351976), (320, 806182979), (448, 575844985), (560, 460675988), (1120, 230337994), (2240, 115168997)]