78307128

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8431}}^1$

素因数の和:8489

約数の個数: 64

約数和(自身を含む): 222604800

約数和(自身を除く): 144297672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2322, 3096, 4644, 8431, 9288, 16862, 25293, 33724, 50586, 67448, 75879, 101172, 151758, 202344, 227637, 303516, 362533, 455274, 607032, 725066, 910548, 1087599, 1450132, 1821096, 2175198, 2900264, 3262797, 4350396, 6525594, 8700792, 9788391, 13051188, 19576782, 26102376, 39153564, 78307128]

約数ペア:

[(1, 78307128), (2, 39153564), (3, 26102376), (4, 19576782), (6, 13051188), (8, 9788391), (9, 8700792), (12, 6525594), (18, 4350396), (24, 3262797), (27, 2900264), (36, 2175198), (43, 1821096), (54, 1450132), (72, 1087599), (86, 910548), (108, 725066), (129, 607032), (172, 455274), (216, 362533), (258, 303516), (344, 227637), (387, 202344), (516, 151758), (774, 101172), (1032, 75879), (1161, 67448), (1548, 50586), (2322, 33724), (3096, 25293), (4644, 16862), (8431, 9288)]