1663115562640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21017}}^1\times {\mathrm{141307}}^1$

素因数の和:162344

約数の個数: 80

約数和(自身を含む): 4419377177472

約数和(自身を除く): 2756261614832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21017, 42034, 84068, 105085, 141307, 147119, 168136, 210170, 282614, 294238, 336272, 420340, 565228, 588476, 706535, 735595, 840680, 989149, 1130456, 1176952, 1413070, 1471190, 1681360, 1978298, 2260912, 2353904, 2826140, 2942380, 3956596, 4945745, 5652280, 5884760, 7913192, 9891490, 11304560, 11769520, 15826384, 19782980, 39565960, 79131920, 2969849219, 5939698438, 11879396876, 14849246095, 20788944533, 23758793752, 29698492190, 41577889066, 47517587504, 59396984380, 83155778132, 103944722665, 118793968760, 166311556264, 207889445330, 237587937520, 332623112528, 415778890660, 831557781320, 1663115562640]

約数ペア:

[(1, 1663115562640), (2, 831557781320), (4, 415778890660), (5, 332623112528), (7, 237587937520), (8, 207889445330), (10, 166311556264), (14, 118793968760), (16, 103944722665), (20, 83155778132), (28, 59396984380), (35, 47517587504), (40, 41577889066), (56, 29698492190), (70, 23758793752), (80, 20788944533), (112, 14849246095), (140, 11879396876), (280, 5939698438), (560, 2969849219), (21017, 79131920), (42034, 39565960), (84068, 19782980), (105085, 15826384), (141307, 11769520), (147119, 11304560), (168136, 9891490), (210170, 7913192), (282614, 5884760), (294238, 5652280), (336272, 4945745), (420340, 3956596), (565228, 2942380), (588476, 2826140), (706535, 2353904), (735595, 2260912), (840680, 1978298), (989149, 1681360), (1130456, 1471190), (1176952, 1413070)]