144487000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20669

約数の個数: 64

約数和(自身を含む): 386418240

約数和(自身を除く): 241931240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 20641, 41282, 82564, 103205, 144487, 165128, 206410, 288974, 412820, 516025, 577948, 722435, 825640, 1032050, 1155896, 1444870, 2064100, 2580125, 2889740, 3612175, 4128200, 5160250, 5779480, 7224350, 10320500, 14448700, 18060875, 20641000, 28897400, 36121750, 72243500, 144487000]

約数ペア:

[(1, 144487000), (2, 72243500), (4, 36121750), (5, 28897400), (7, 20641000), (8, 18060875), (10, 14448700), (14, 10320500), (20, 7224350), (25, 5779480), (28, 5160250), (35, 4128200), (40, 3612175), (50, 2889740), (56, 2580125), (70, 2064100), (100, 1444870), (125, 1155896), (140, 1032050), (175, 825640), (200, 722435), (250, 577948), (280, 516025), (350, 412820), (500, 288974), (700, 206410), (875, 165128), (1000, 144487), (1400, 103205), (1750, 82564), (3500, 41282), (7000, 20641)]