257550832

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{599}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 624960000

約数和(自身を除く): 367409168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 349, 599, 616, 698, 1198, 1232, 1396, 2396, 2443, 2792, 3839, 4193, 4792, 4886, 5584, 6589, 7678, 8386, 9584, 9772, 13178, 15356, 16772, 19544, 26356, 26873, 30712, 33544, 39088, 46123, 52712, 53746, 61424, 67088, 92246, 105424, 107492, 184492, 209051, 214984, 368984, 418102, 429968, 737968, 836204, 1463357, 1672408, 2299561, 2926714, 3344816, 4599122, 5853428, 9198244, 11706856, 16096927, 18396488, 23413712, 32193854, 36792976, 64387708, 128775416, 257550832]

約数ペア:

[(1, 257550832), (2, 128775416), (4, 64387708), (7, 36792976), (8, 32193854), (11, 23413712), (14, 18396488), (16, 16096927), (22, 11706856), (28, 9198244), (44, 5853428), (56, 4599122), (77, 3344816), (88, 2926714), (112, 2299561), (154, 1672408), (176, 1463357), (308, 836204), (349, 737968), (599, 429968), (616, 418102), (698, 368984), (1198, 214984), (1232, 209051), (1396, 184492), (2396, 107492), (2443, 105424), (2792, 92246), (3839, 67088), (4193, 61424), (4792, 53746), (4886, 52712), (5584, 46123), (6589, 39088), (7678, 33544), (8386, 30712), (9584, 26873), (9772, 26356), (13178, 19544), (15356, 16772)]