90243756

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 236219984

約数和(自身を除く): 145976228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 97, 129, 172, 194, 258, 291, 387, 388, 516, 582, 601, 774, 873, 1164, 1202, 1548, 1746, 1803, 2404, 3492, 3606, 4171, 5409, 7212, 8342, 10818, 12513, 16684, 21636, 25026, 25843, 37539, 50052, 51686, 58297, 75078, 77529, 103372, 116594, 150156, 155058, 174891, 232587, 233188, 310116, 349782, 465174, 524673, 699564, 930348, 1049346, 2098692, 2506771, 5013542, 7520313, 10027084, 15040626, 22560939, 30081252, 45121878, 90243756]

約数ペア:

[(1, 90243756), (2, 45121878), (3, 30081252), (4, 22560939), (6, 15040626), (9, 10027084), (12, 7520313), (18, 5013542), (36, 2506771), (43, 2098692), (86, 1049346), (97, 930348), (129, 699564), (172, 524673), (194, 465174), (258, 349782), (291, 310116), (387, 233188), (388, 232587), (516, 174891), (582, 155058), (601, 150156), (774, 116594), (873, 103372), (1164, 77529), (1202, 75078), (1548, 58297), (1746, 51686), (1803, 50052), (2404, 37539), (3492, 25843), (3606, 25026), (4171, 21636), (5409, 16684), (7212, 12513), (8342, 10818)]