752779520

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4231}}^1$

素因数の和:4391

約数の個数: 72

約数和(自身を含む): 1816543680

約数和(自身を除く): 1063764160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1390, 2224, 2780, 4231, 4448, 5560, 8462, 8896, 11120, 16924, 17792, 21155, 22240, 33848, 35584, 42310, 44480, 67696, 84620, 88960, 135392, 169240, 177920, 270784, 338480, 541568, 588109, 676960, 1083136, 1176218, 1353920, 2352436, 2707840, 2940545, 4704872, 5415680, 5881090, 9409744, 11762180, 18819488, 23524360, 37638976, 47048720, 75277952, 94097440, 150555904, 188194880, 376389760, 752779520]

約数ペア:

[(1, 752779520), (2, 376389760), (4, 188194880), (5, 150555904), (8, 94097440), (10, 75277952), (16, 47048720), (20, 37638976), (32, 23524360), (40, 18819488), (64, 11762180), (80, 9409744), (128, 5881090), (139, 5415680), (160, 4704872), (256, 2940545), (278, 2707840), (320, 2352436), (556, 1353920), (640, 1176218), (695, 1083136), (1112, 676960), (1280, 588109), (1390, 541568), (2224, 338480), (2780, 270784), (4231, 177920), (4448, 169240), (5560, 135392), (8462, 88960), (8896, 84620), (11120, 67696), (16924, 44480), (17792, 42310), (21155, 35584), (22240, 33848)]