144462280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50867}}^1$

素因数の和:50949

約数の個数: 32

約数和(自身を含む): 329624640

約数和(自身を除く): 185162360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 50867, 101734, 203468, 254335, 406936, 508670, 1017340, 2034680, 3611557, 7223114, 14446228, 18057785, 28892456, 36115570, 72231140, 144462280]

約数ペア:

[(1, 144462280), (2, 72231140), (4, 36115570), (5, 28892456), (8, 18057785), (10, 14446228), (20, 7223114), (40, 3611557), (71, 2034680), (142, 1017340), (284, 508670), (355, 406936), (568, 254335), (710, 203468), (1420, 101734), (2840, 50867)]