156945184180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1\times {\mathrm{371257}}^1$

素因数の和:372208

約数の個数: 48

約数和(自身を含む): 344289818880

約数和(自身を除く): 187344634700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 919, 1838, 3676, 4595, 9190, 18380, 21137, 42274, 84548, 105685, 211370, 371257, 422740, 742514, 1485028, 1856285, 3712570, 7425140, 8538911, 17077822, 34155644, 42694555, 85389110, 170778220, 341185183, 682370366, 1364740732, 1705925915, 3411851830, 6823703660, 7847259209, 15694518418, 31389036836, 39236296045, 78472592090, 156945184180]

約数ペア:

[(1, 156945184180), (2, 78472592090), (4, 39236296045), (5, 31389036836), (10, 15694518418), (20, 7847259209), (23, 6823703660), (46, 3411851830), (92, 1705925915), (115, 1364740732), (230, 682370366), (460, 341185183), (919, 170778220), (1838, 85389110), (3676, 42694555), (4595, 34155644), (9190, 17077822), (18380, 8538911), (21137, 7425140), (42274, 3712570), (84548, 1856285), (105685, 1485028), (211370, 742514), (371257, 422740)]