68347720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10613}}^1$

素因数の和:10654

約数の個数: 64

約数和(自身を含む): 183409920

約数和(自身を除く): 115062200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10613, 21226, 42452, 53065, 74291, 84904, 106130, 148582, 212260, 244099, 297164, 371455, 424520, 488198, 594328, 742910, 976396, 1220495, 1485820, 1708693, 1952792, 2440990, 2971640, 3417386, 4881980, 6834772, 8543465, 9763960, 13669544, 17086930, 34173860, 68347720]

約数ペア:

[(1, 68347720), (2, 34173860), (4, 17086930), (5, 13669544), (7, 9763960), (8, 8543465), (10, 6834772), (14, 4881980), (20, 3417386), (23, 2971640), (28, 2440990), (35, 1952792), (40, 1708693), (46, 1485820), (56, 1220495), (70, 976396), (92, 742910), (115, 594328), (140, 488198), (161, 424520), (184, 371455), (230, 297164), (280, 244099), (322, 212260), (460, 148582), (644, 106130), (805, 84904), (920, 74291), (1288, 53065), (1610, 42452), (3220, 21226), (6440, 10613)]