255590214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 586621440

約数和(自身を除く): 331031226

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 137, 138, 253, 274, 411, 506, 759, 822, 1229, 1507, 1518, 2458, 3014, 3151, 3687, 4521, 6302, 7374, 9042, 9453, 13519, 18906, 27038, 28267, 34661, 40557, 56534, 69322, 81114, 84801, 103983, 168373, 169602, 207966, 310937, 336746, 505119, 621874, 932811, 1010238, 1852103, 1865622, 3704206, 3872579, 5556309, 7745158, 11112618, 11617737, 23235474, 42598369, 85196738, 127795107, 255590214]

約数ペア:

[(1, 255590214), (2, 127795107), (3, 85196738), (6, 42598369), (11, 23235474), (22, 11617737), (23, 11112618), (33, 7745158), (46, 5556309), (66, 3872579), (69, 3704206), (137, 1865622), (138, 1852103), (253, 1010238), (274, 932811), (411, 621874), (506, 505119), (759, 336746), (822, 310937), (1229, 207966), (1507, 169602), (1518, 168373), (2458, 103983), (3014, 84801), (3151, 81114), (3687, 69322), (4521, 56534), (6302, 40557), (7374, 34661), (9042, 28267), (9453, 27038), (13519, 18906)]