130319728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 317479680

約数和(自身を除く): 187159952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 139, 154, 176, 278, 308, 556, 616, 761, 973, 1112, 1232, 1522, 1529, 1946, 2224, 3044, 3058, 3892, 5327, 6088, 6116, 7784, 8371, 10654, 10703, 12176, 12232, 15568, 16742, 21308, 21406, 24464, 33484, 42616, 42812, 58597, 66968, 85232, 85624, 105779, 117194, 133936, 171248, 211558, 234388, 423116, 468776, 740453, 846232, 937552, 1163569, 1480906, 1692464, 2327138, 2961812, 4654276, 5923624, 8144983, 9308552, 11847248, 16289966, 18617104, 32579932, 65159864, 130319728]

約数ペア:

[(1, 130319728), (2, 65159864), (4, 32579932), (7, 18617104), (8, 16289966), (11, 11847248), (14, 9308552), (16, 8144983), (22, 5923624), (28, 4654276), (44, 2961812), (56, 2327138), (77, 1692464), (88, 1480906), (112, 1163569), (139, 937552), (154, 846232), (176, 740453), (278, 468776), (308, 423116), (556, 234388), (616, 211558), (761, 171248), (973, 133936), (1112, 117194), (1232, 105779), (1522, 85624), (1529, 85232), (1946, 66968), (2224, 58597), (3044, 42812), (3058, 42616), (3892, 33484), (5327, 24464), (6088, 21406), (6116, 21308), (7784, 16742), (8371, 15568), (10654, 12232), (10703, 12176)]