142760030

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{41621}}^1$

素因数の和:41649

約数の個数: 32

約数和(自身を含む): 299678400

約数和(自身を除く): 156918370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 41621, 83242, 208105, 291347, 416210, 582694, 1456735, 2039429, 2913470, 4078858, 10197145, 14276003, 20394290, 28552006, 71380015, 142760030]

約数ペア:

[(1, 142760030), (2, 71380015), (5, 28552006), (7, 20394290), (10, 14276003), (14, 10197145), (35, 4078858), (49, 2913470), (70, 2039429), (98, 1456735), (245, 582694), (343, 416210), (490, 291347), (686, 208105), (1715, 83242), (3430, 41621)]