264656

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 624960

約数和(自身を除く): 360304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 139, 238, 272, 278, 476, 556, 952, 973, 1112, 1904, 1946, 2224, 2363, 3892, 4726, 7784, 9452, 15568, 16541, 18904, 33082, 37808, 66164, 132328, 264656]

約数ペア:

[(1, 264656), (2, 132328), (4, 66164), (7, 37808), (8, 33082), (14, 18904), (16, 16541), (17, 15568), (28, 9452), (34, 7784), (56, 4726), (68, 3892), (112, 2363), (119, 2224), (136, 1946), (139, 1904), (238, 1112), (272, 973), (278, 952), (476, 556)]