354395520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{20509}}^1$

素因数の和:20537

約数の個数: 128

約数和(自身を含む): 1255212000

約数和(自身を除く): 900816480

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, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 20509, 41018, 61527, 82036, 102545, 123054, 164072, 184581, 205090, 246108, 307635, 328144, 369162, 410180, 492216, 553743, 615270, 656288, 738324, 820360, 922905, 984432, 1107486, 1230540, 1312576, 1476648, 1640720, 1845810, 1968864, 2214972, 2461080, 2625152, 2768715, 2953296, 3281440, 3691620, 3937728, 4429944, 4922160, 5537430, 5906592, 6562880, 7383240, 7875456, 8859888, 9844320, 11074860, 11813184, 13125760, 14766480, 17719776, 19688640, 22149720, 23626368, 29532960, 35439552, 39377280, 44299440, 59065920, 70879104, 88598880, 118131840, 177197760, 354395520]

約数ペア:

[(1, 354395520), (2, 177197760), (3, 118131840), (4, 88598880), (5, 70879104), (6, 59065920), (8, 44299440), (9, 39377280), (10, 35439552), (12, 29532960), (15, 23626368), (16, 22149720), (18, 19688640), (20, 17719776), (24, 14766480), (27, 13125760), (30, 11813184), (32, 11074860), (36, 9844320), (40, 8859888), (45, 7875456), (48, 7383240), (54, 6562880), (60, 5906592), (64, 5537430), (72, 4922160), (80, 4429944), (90, 3937728), (96, 3691620), (108, 3281440), (120, 2953296), (128, 2768715), (135, 2625152), (144, 2461080), (160, 2214972), (180, 1968864), (192, 1845810), (216, 1640720), (240, 1476648), (270, 1312576), (288, 1230540), (320, 1107486), (360, 984432), (384, 922905), (432, 820360), (480, 738324), (540, 656288), (576, 615270), (640, 553743), (720, 492216), (864, 410180), (960, 369162), (1080, 328144), (1152, 307635), (1440, 246108), (1728, 205090), (1920, 184581), (2160, 164072), (2880, 123054), (3456, 102545), (4320, 82036), (5760, 61527), (8640, 41018), (17280, 20509)]