320144396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7883}}^1$

素因数の和:7982

約数の個数: 48

約数和(自身を含む): 667554048

約数和(自身を除く): 347409652

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 7883, 10153, 15766, 20306, 31532, 40612, 86713, 102479, 173426, 204958, 346852, 409916, 559693, 1119386, 1127269, 2238772, 2254538, 4509076, 6156623, 7276009, 12313246, 14552018, 24626492, 29104036, 80036099, 160072198, 320144396]

約数ペア:

[(1, 320144396), (2, 160072198), (4, 80036099), (11, 29104036), (13, 24626492), (22, 14552018), (26, 12313246), (44, 7276009), (52, 6156623), (71, 4509076), (142, 2254538), (143, 2238772), (284, 1127269), (286, 1119386), (572, 559693), (781, 409916), (923, 346852), (1562, 204958), (1846, 173426), (3124, 102479), (3692, 86713), (7883, 40612), (10153, 31532), (15766, 20306)]