161236728

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{7643}}^1$

素因数の和:7948

約数の個数: 48

約数和(自身を含む): 438230520

約数和(自身を除く): 276993792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 1172, 1758, 2344, 2637, 3516, 5274, 7032, 7643, 10548, 15286, 21096, 22929, 30572, 45858, 61144, 68787, 91716, 137574, 183432, 275148, 550296, 2239399, 4478798, 6718197, 8957596, 13436394, 17915192, 20154591, 26872788, 40309182, 53745576, 80618364, 161236728]

約数ペア:

[(1, 161236728), (2, 80618364), (3, 53745576), (4, 40309182), (6, 26872788), (8, 20154591), (9, 17915192), (12, 13436394), (18, 8957596), (24, 6718197), (36, 4478798), (72, 2239399), (293, 550296), (586, 275148), (879, 183432), (1172, 137574), (1758, 91716), (2344, 68787), (2637, 61144), (3516, 45858), (5274, 30572), (7032, 22929), (7643, 21096), (10548, 15286)]