30687856780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1344779}}^1$

素因数の和:1344958

約数の個数: 48

約数和(自身を含む): 74102757120

約数和(自身を除く): 43414900340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 1344779, 2689558, 5379116, 6723895, 9413453, 13447790, 18826906, 26895580, 37653812, 47067265, 94134530, 188269060, 219198977, 438397954, 876795908, 1095994885, 1534392839, 2191989770, 3068785678, 4383979540, 6137571356, 7671964195, 15343928390, 30687856780]

約数ペア:

[(1, 30687856780), (2, 15343928390), (4, 7671964195), (5, 6137571356), (7, 4383979540), (10, 3068785678), (14, 2191989770), (20, 1534392839), (28, 1095994885), (35, 876795908), (70, 438397954), (140, 219198977), (163, 188269060), (326, 94134530), (652, 47067265), (815, 37653812), (1141, 26895580), (1630, 18826906), (2282, 13447790), (3260, 9413453), (4564, 6723895), (5705, 5379116), (11410, 2689558), (22820, 1344779)]