281027130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{37321}}^1$

素因数の和:37582

約数の個数: 32

約数和(自身を含む): 677170368

約数和(自身を除く): 396143238

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 3765, 7530, 37321, 74642, 111963, 186605, 223926, 373210, 559815, 1119630, 9367571, 18735142, 28102713, 46837855, 56205426, 93675710, 140513565, 281027130]

約数ペア:

[(1, 281027130), (2, 140513565), (3, 93675710), (5, 56205426), (6, 46837855), (10, 28102713), (15, 18735142), (30, 9367571), (251, 1119630), (502, 559815), (753, 373210), (1255, 223926), (1506, 186605), (2510, 111963), (3765, 74642), (7530, 37321)]