1684706960

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{1223}}^1$

素因数の和:1560

約数の個数: 80

約数和(自身を含む): 3994137216

約数和(自身を除く): 2309430256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 257, 268, 335, 514, 536, 670, 1028, 1072, 1223, 1285, 1340, 2056, 2446, 2570, 2680, 4112, 4892, 5140, 5360, 6115, 9784, 10280, 12230, 17219, 19568, 20560, 24460, 34438, 48920, 68876, 81941, 86095, 97840, 137752, 163882, 172190, 275504, 314311, 327764, 344380, 409705, 628622, 655528, 688760, 819410, 1257244, 1311056, 1377520, 1571555, 1638820, 2514488, 3143110, 3277640, 5028976, 6286220, 6555280, 12572440, 21058837, 25144880, 42117674, 84235348, 105294185, 168470696, 210588370, 336941392, 421176740, 842353480, 1684706960]

約数ペア:

[(1, 1684706960), (2, 842353480), (4, 421176740), (5, 336941392), (8, 210588370), (10, 168470696), (16, 105294185), (20, 84235348), (40, 42117674), (67, 25144880), (80, 21058837), (134, 12572440), (257, 6555280), (268, 6286220), (335, 5028976), (514, 3277640), (536, 3143110), (670, 2514488), (1028, 1638820), (1072, 1571555), (1223, 1377520), (1285, 1311056), (1340, 1257244), (2056, 819410), (2446, 688760), (2570, 655528), (2680, 628622), (4112, 409705), (4892, 344380), (5140, 327764), (5360, 314311), (6115, 275504), (9784, 172190), (10280, 163882), (12230, 137752), (17219, 97840), (19568, 86095), (20560, 81941), (24460, 68876), (34438, 48920)]