163784220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38447}}^1$

素因数の和:38530

約数の個数: 48

約数和(自身を含む): 465067008

約数和(自身を除く): 301282788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 38447, 76894, 115341, 153788, 192235, 230682, 384470, 461364, 576705, 768940, 1153410, 2306820, 2729737, 5459474, 8189211, 10918948, 13648685, 16378422, 27297370, 32756844, 40946055, 54594740, 81892110, 163784220]

約数ペア:

[(1, 163784220), (2, 81892110), (3, 54594740), (4, 40946055), (5, 32756844), (6, 27297370), (10, 16378422), (12, 13648685), (15, 10918948), (20, 8189211), (30, 5459474), (60, 2729737), (71, 2306820), (142, 1153410), (213, 768940), (284, 576705), (355, 461364), (426, 384470), (710, 230682), (852, 192235), (1065, 153788), (1420, 115341), (2130, 76894), (4260, 38447)]