126518980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{18443}}^1$

素因数の和:18473

約数の個数: 48

約数和(自身を含む): 309859200

約数和(自身を除く): 183340220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 18443, 36886, 73772, 92215, 129101, 184430, 258202, 368860, 516404, 645505, 903707, 1291010, 1807414, 2582020, 3614828, 4518535, 6325949, 9037070, 12651898, 18074140, 25303796, 31629745, 63259490, 126518980]

約数ペア:

[(1, 126518980), (2, 63259490), (4, 31629745), (5, 25303796), (7, 18074140), (10, 12651898), (14, 9037070), (20, 6325949), (28, 4518535), (35, 3614828), (49, 2582020), (70, 1807414), (98, 1291010), (140, 903707), (196, 645505), (245, 516404), (343, 368860), (490, 258202), (686, 184430), (980, 129101), (1372, 92215), (1715, 73772), (3430, 36886), (6860, 18443)]