140028784

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2918

約数の個数: 80

約数和(自身を含む): 340692480

約数和(自身を除く): 200663696

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 437, 532, 644, 874, 1064, 1288, 1748, 2128, 2576, 2861, 3059, 3496, 5722, 6118, 6992, 11444, 12236, 20027, 22888, 24472, 40054, 45776, 48944, 54359, 65803, 80108, 108718, 131606, 160216, 217436, 263212, 320432, 380513, 434872, 460621, 526424, 761026, 869744, 921242, 1052848, 1250257, 1522052, 1842484, 2500514, 3044104, 3684968, 5001028, 6088208, 7369936, 8751799, 10002056, 17503598, 20004112, 35007196, 70014392, 140028784]

約数ペア:

[(1, 140028784), (2, 70014392), (4, 35007196), (7, 20004112), (8, 17503598), (14, 10002056), (16, 8751799), (19, 7369936), (23, 6088208), (28, 5001028), (38, 3684968), (46, 3044104), (56, 2500514), (76, 1842484), (92, 1522052), (112, 1250257), (133, 1052848), (152, 921242), (161, 869744), (184, 761026), (266, 526424), (304, 460621), (322, 434872), (368, 380513), (437, 320432), (532, 263212), (644, 217436), (874, 160216), (1064, 131606), (1288, 108718), (1748, 80108), (2128, 65803), (2576, 54359), (2861, 48944), (3059, 45776), (3496, 40054), (5722, 24472), (6118, 22888), (6992, 20027), (11444, 12236)]