128219160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7687}}^1$

素因数の和:7840

約数の個数: 64

約数和(自身を含む): 387475200

約数和(自身を除く): 259256040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 7687, 8340, 15374, 16680, 23061, 30748, 38435, 46122, 61496, 76870, 92244, 115305, 153740, 184488, 230610, 307480, 461220, 922440, 1068493, 2136986, 3205479, 4273972, 5342465, 6410958, 8547944, 10684930, 12821916, 16027395, 21369860, 25643832, 32054790, 42739720, 64109580, 128219160]

約数ペア:

[(1, 128219160), (2, 64109580), (3, 42739720), (4, 32054790), (5, 25643832), (6, 21369860), (8, 16027395), (10, 12821916), (12, 10684930), (15, 8547944), (20, 6410958), (24, 5342465), (30, 4273972), (40, 3205479), (60, 2136986), (120, 1068493), (139, 922440), (278, 461220), (417, 307480), (556, 230610), (695, 184488), (834, 153740), (1112, 115305), (1390, 92244), (1668, 76870), (2085, 61496), (2780, 46122), (3336, 38435), (4170, 30748), (5560, 23061), (7687, 16680), (8340, 15374)]