161720136

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{11287}}^1$

素因数の和:11498

約数の個数: 48

約数和(自身を含む): 440232000

約数和(自身を除く): 278511864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 7164, 11287, 14328, 22574, 33861, 45148, 67722, 90296, 101583, 135444, 203166, 270888, 406332, 812664, 2246113, 4492226, 6738339, 8984452, 13476678, 17968904, 20215017, 26953356, 40430034, 53906712, 80860068, 161720136]

約数ペア:

[(1, 161720136), (2, 80860068), (3, 53906712), (4, 40430034), (6, 26953356), (8, 20215017), (9, 17968904), (12, 13476678), (18, 8984452), (24, 6738339), (36, 4492226), (72, 2246113), (199, 812664), (398, 406332), (597, 270888), (796, 203166), (1194, 135444), (1592, 101583), (1791, 90296), (2388, 67722), (3582, 45148), (4776, 33861), (7164, 22574), (11287, 14328)]