320439726

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 761080320

約数和(自身を除く): 440640594

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 109, 138, 162, 207, 218, 243, 263, 327, 414, 486, 526, 621, 654, 789, 981, 1242, 1578, 1863, 1962, 2367, 2507, 2943, 3726, 4734, 5014, 5589, 5886, 6049, 7101, 7521, 8829, 11178, 12098, 14202, 15042, 17658, 18147, 21303, 22563, 26487, 28667, 36294, 42606, 45126, 52974, 54441, 57334, 63909, 67689, 86001, 108882, 127818, 135378, 163323, 172002, 203067, 258003, 326646, 406134, 489969, 516006, 609201, 659341, 774009, 979938, 1218402, 1318682, 1469907, 1548018, 1978023, 2322027, 2939814, 3956046, 4644054, 5934069, 6966081, 11868138, 13932162, 17802207, 35604414, 53406621, 106813242, 160219863, 320439726]

約数ペア:

[(1, 320439726), (2, 160219863), (3, 106813242), (6, 53406621), (9, 35604414), (18, 17802207), (23, 13932162), (27, 11868138), (46, 6966081), (54, 5934069), (69, 4644054), (81, 3956046), (109, 2939814), (138, 2322027), (162, 1978023), (207, 1548018), (218, 1469907), (243, 1318682), (263, 1218402), (327, 979938), (414, 774009), (486, 659341), (526, 609201), (621, 516006), (654, 489969), (789, 406134), (981, 326646), (1242, 258003), (1578, 203067), (1863, 172002), (1962, 163323), (2367, 135378), (2507, 127818), (2943, 108882), (3726, 86001), (4734, 67689), (5014, 63909), (5589, 57334), (5886, 54441), (6049, 52974), (7101, 45126), (7521, 42606), (8829, 36294), (11178, 28667), (12098, 26487), (14202, 22563), (15042, 21303), (17658, 18147)]