265796640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20509}}^1$

素因数の和:20536

約数の個数: 120

約数和(自身を含む): 938086380

約数和(自身を除く): 672289740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20509, 41018, 61527, 82036, 102545, 123054, 164072, 184581, 205090, 246108, 307635, 328144, 369162, 410180, 492216, 553743, 615270, 656288, 738324, 820360, 922905, 984432, 1107486, 1230540, 1476648, 1640720, 1661229, 1845810, 1968864, 2214972, 2461080, 2768715, 2953296, 3281440, 3322458, 3691620, 4429944, 4922160, 5537430, 5906592, 6644916, 7383240, 8306145, 8859888, 9844320, 11074860, 13289832, 14766480, 16612290, 17719776, 22149720, 26579664, 29532960, 33224580, 44299440, 53159328, 66449160, 88598880, 132898320, 265796640]

約数ペア:

[(1, 265796640), (2, 132898320), (3, 88598880), (4, 66449160), (5, 53159328), (6, 44299440), (8, 33224580), (9, 29532960), (10, 26579664), (12, 22149720), (15, 17719776), (16, 16612290), (18, 14766480), (20, 13289832), (24, 11074860), (27, 9844320), (30, 8859888), (32, 8306145), (36, 7383240), (40, 6644916), (45, 5906592), (48, 5537430), (54, 4922160), (60, 4429944), (72, 3691620), (80, 3322458), (81, 3281440), (90, 2953296), (96, 2768715), (108, 2461080), (120, 2214972), (135, 1968864), (144, 1845810), (160, 1661229), (162, 1640720), (180, 1476648), (216, 1230540), (240, 1107486), (270, 984432), (288, 922905), (324, 820360), (360, 738324), (405, 656288), (432, 615270), (480, 553743), (540, 492216), (648, 410180), (720, 369162), (810, 328144), (864, 307635), (1080, 246108), (1296, 205090), (1440, 184581), (1620, 164072), (2160, 123054), (2592, 102545), (3240, 82036), (4320, 61527), (6480, 41018), (12960, 20509)]