181244240

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{17839}}^1$

素因数の和:17979

約数の個数: 40

約数和(自身を含む): 424734720

約数和(自身を除く): 243490480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 17839, 35678, 71356, 89195, 142712, 178390, 285424, 356780, 713560, 1427120, 2265553, 4531106, 9062212, 11327765, 18124424, 22655530, 36248848, 45311060, 90622120, 181244240]

約数ペア:

[(1, 181244240), (2, 90622120), (4, 45311060), (5, 36248848), (8, 22655530), (10, 18124424), (16, 11327765), (20, 9062212), (40, 4531106), (80, 2265553), (127, 1427120), (254, 713560), (508, 356780), (635, 285424), (1016, 178390), (1270, 142712), (2032, 89195), (2540, 71356), (5080, 35678), (10160, 17839)]