128607248

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{751}}^1$

素因数の和:916

約数の個数: 80

約数和(自身を含む): 313313280

約数和(自身を除く): 184706032

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, 751, 973, 1112, 1232, 1502, 1529, 1946, 2224, 3004, 3058, 3892, 5257, 6008, 6116, 7784, 8261, 10514, 10703, 12016, 12232, 15568, 16522, 21028, 21406, 24464, 33044, 42056, 42812, 57827, 66088, 84112, 85624, 104389, 115654, 132176, 171248, 208778, 231308, 417556, 462616, 730723, 835112, 925232, 1148279, 1461446, 1670224, 2296558, 2922892, 4593116, 5845784, 8037953, 9186232, 11691568, 16075906, 18372464, 32151812, 64303624, 128607248]

約数ペア:

[(1, 128607248), (2, 64303624), (4, 32151812), (7, 18372464), (8, 16075906), (11, 11691568), (14, 9186232), (16, 8037953), (22, 5845784), (28, 4593116), (44, 2922892), (56, 2296558), (77, 1670224), (88, 1461446), (112, 1148279), (139, 925232), (154, 835112), (176, 730723), (278, 462616), (308, 417556), (556, 231308), (616, 208778), (751, 171248), (973, 132176), (1112, 115654), (1232, 104389), (1502, 85624), (1529, 84112), (1946, 66088), (2224, 57827), (3004, 42812), (3058, 42056), (3892, 33044), (5257, 24464), (6008, 21406), (6116, 21028), (7784, 16522), (8261, 15568), (10514, 12232), (10703, 12016)]