168728688

素因数分解:

$2^4\times 3^2\times {\mathrm{887}}^1\times {\mathrm{1321}}^1$

素因数の和:2222

約数の個数: 60

約数和(自身を含む): 473096208

約数和(自身を除く): 304367520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 887, 1321, 1774, 2642, 2661, 3548, 3963, 5284, 5322, 7096, 7926, 7983, 10568, 10644, 11889, 14192, 15852, 15966, 21136, 21288, 23778, 31704, 31932, 42576, 47556, 63408, 63864, 95112, 127728, 190224, 1171727, 2343454, 3515181, 4686908, 7030362, 9373816, 10545543, 14060724, 18747632, 21091086, 28121448, 42182172, 56242896, 84364344, 168728688]

約数ペア:

[(1, 168728688), (2, 84364344), (3, 56242896), (4, 42182172), (6, 28121448), (8, 21091086), (9, 18747632), (12, 14060724), (16, 10545543), (18, 9373816), (24, 7030362), (36, 4686908), (48, 3515181), (72, 2343454), (144, 1171727), (887, 190224), (1321, 127728), (1774, 95112), (2642, 63864), (2661, 63408), (3548, 47556), (3963, 42576), (5284, 31932), (5322, 31704), (7096, 23778), (7926, 21288), (7983, 21136), (10568, 15966), (10644, 15852), (11889, 14192)]