680615632816

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{87613}}^1$

素因数の和:88266

約数の個数: 80

約数和(自身を含む): 1520979040000

約数和(自身を除く): 840363407184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 499, 556, 973, 998, 1112, 1946, 1996, 2224, 3493, 3892, 3992, 6986, 7784, 7984, 13972, 15568, 27944, 55888, 69361, 87613, 138722, 175226, 277444, 350452, 485527, 554888, 613291, 700904, 971054, 1109776, 1226582, 1401808, 1942108, 2453164, 3884216, 4906328, 7768432, 9812656, 12178207, 24356414, 43718887, 48712828, 85247449, 87437774, 97425656, 170494898, 174875548, 194851312, 306032209, 340989796, 349751096, 612064418, 681979592, 699502192, 1224128836, 1363959184, 2448257672, 4896515344, 6076925293, 12153850586, 24307701172, 42538477051, 48615402344, 85076954102, 97230804688, 170153908204, 340307816408, 680615632816]

約数ペア:

[(1, 680615632816), (2, 340307816408), (4, 170153908204), (7, 97230804688), (8, 85076954102), (14, 48615402344), (16, 42538477051), (28, 24307701172), (56, 12153850586), (112, 6076925293), (139, 4896515344), (278, 2448257672), (499, 1363959184), (556, 1224128836), (973, 699502192), (998, 681979592), (1112, 612064418), (1946, 349751096), (1996, 340989796), (2224, 306032209), (3493, 194851312), (3892, 174875548), (3992, 170494898), (6986, 97425656), (7784, 87437774), (7984, 85247449), (13972, 48712828), (15568, 43718887), (27944, 24356414), (55888, 12178207), (69361, 9812656), (87613, 7768432), (138722, 4906328), (175226, 3884216), (277444, 2453164), (350452, 1942108), (485527, 1401808), (554888, 1226582), (613291, 1109776), (700904, 971054)]