142746310

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{41617}}^1$

素因数の和:41645

約数の個数: 32

約数和(自身を含む): 299649600

約数和(自身を除く): 156903290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 41617, 83234, 208085, 291319, 416170, 582638, 1456595, 2039233, 2913190, 4078466, 10196165, 14274631, 20392330, 28549262, 71373155, 142746310]

約数ペア:

[(1, 142746310), (2, 71373155), (5, 28549262), (7, 20392330), (10, 14274631), (14, 10196165), (35, 4078466), (49, 2913190), (70, 2039233), (98, 1456595), (245, 582638), (343, 416170), (490, 291319), (686, 208085), (1715, 83234), (3430, 41617)]