128269904

素因数分解:

$2^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{3659}}^1$

素因数の和:3987

約数の個数: 40

約数和(自身を含む): 285011520

約数和(自身を除く): 156741616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 626, 1252, 2191, 2504, 3659, 4382, 5008, 7318, 8764, 14636, 17528, 25613, 29272, 35056, 51226, 58544, 102452, 204904, 409808, 1145267, 2290534, 4581068, 8016869, 9162136, 16033738, 18324272, 32067476, 64134952, 128269904]

約数ペア:

[(1, 128269904), (2, 64134952), (4, 32067476), (7, 18324272), (8, 16033738), (14, 9162136), (16, 8016869), (28, 4581068), (56, 2290534), (112, 1145267), (313, 409808), (626, 204904), (1252, 102452), (2191, 58544), (2504, 51226), (3659, 35056), (4382, 29272), (5008, 25613), (7318, 17528), (8764, 14636)]