7267480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 10876520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 199, 220, 332, 398, 415, 440, 664, 796, 830, 913, 995, 1592, 1660, 1826, 1990, 2189, 3320, 3652, 3980, 4378, 4565, 7304, 7960, 8756, 9130, 10945, 16517, 17512, 18260, 21890, 33034, 36520, 43780, 66068, 82585, 87560, 132136, 165170, 181687, 330340, 363374, 660680, 726748, 908435, 1453496, 1816870, 3633740, 7267480]

約数ペア:

[(1, 7267480), (2, 3633740), (4, 1816870), (5, 1453496), (8, 908435), (10, 726748), (11, 660680), (20, 363374), (22, 330340), (40, 181687), (44, 165170), (55, 132136), (83, 87560), (88, 82585), (110, 66068), (166, 43780), (199, 36520), (220, 33034), (332, 21890), (398, 18260), (415, 17512), (440, 16517), (664, 10945), (796, 9130), (830, 8756), (913, 7960), (995, 7304), (1592, 4565), (1660, 4378), (1826, 3980), (1990, 3652), (2189, 3320)]