27166160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 72912000

約数和(自身を除く): 45745840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 349, 556, 560, 695, 698, 973, 1112, 1390, 1396, 1745, 1946, 2224, 2443, 2780, 2792, 3490, 3892, 4865, 4886, 5560, 5584, 6980, 7784, 9730, 9772, 11120, 12215, 13960, 15568, 19460, 19544, 24430, 27920, 38920, 39088, 48511, 48860, 77840, 97022, 97720, 194044, 195440, 242555, 339577, 388088, 485110, 679154, 776176, 970220, 1358308, 1697885, 1940440, 2716616, 3395770, 3880880, 5433232, 6791540, 13583080, 27166160]

約数ペア:

[(1, 27166160), (2, 13583080), (4, 6791540), (5, 5433232), (7, 3880880), (8, 3395770), (10, 2716616), (14, 1940440), (16, 1697885), (20, 1358308), (28, 970220), (35, 776176), (40, 679154), (56, 485110), (70, 388088), (80, 339577), (112, 242555), (139, 195440), (140, 194044), (278, 97720), (280, 97022), (349, 77840), (556, 48860), (560, 48511), (695, 39088), (698, 38920), (973, 27920), (1112, 24430), (1390, 19544), (1396, 19460), (1745, 15568), (1946, 13960), (2224, 12215), (2443, 11120), (2780, 9772), (2792, 9730), (3490, 7784), (3892, 6980), (4865, 5584), (4886, 5560)]