18377280

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{709}}^1$

素因数の和:738

約数の個数: 140

約数和(自身を含む): 65463420

約数和(自身を除く): 47086140

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 709, 720, 810, 864, 960, 1080, 1296, 1418, 1440, 1620, 1728, 2127, 2160, 2592, 2836, 2880, 3240, 3545, 4254, 4320, 5184, 5672, 6381, 6480, 7090, 8508, 8640, 10635, 11344, 12762, 12960, 14180, 17016, 19143, 21270, 22688, 25524, 25920, 28360, 31905, 34032, 38286, 42540, 45376, 51048, 56720, 57429, 63810, 68064, 76572, 85080, 95715, 102096, 113440, 114858, 127620, 136128, 153144, 170160, 191430, 204192, 226880, 229716, 255240, 287145, 306288, 340320, 382860, 408384, 459432, 510480, 574290, 612576, 680640, 765720, 918864, 1020960, 1148580, 1225152, 1531440, 1837728, 2041920, 2297160, 3062880, 3675456, 4594320, 6125760, 9188640, 18377280]

約数ペア:

[(1, 18377280), (2, 9188640), (3, 6125760), (4, 4594320), (5, 3675456), (6, 3062880), (8, 2297160), (9, 2041920), (10, 1837728), (12, 1531440), (15, 1225152), (16, 1148580), (18, 1020960), (20, 918864), (24, 765720), (27, 680640), (30, 612576), (32, 574290), (36, 510480), (40, 459432), (45, 408384), (48, 382860), (54, 340320), (60, 306288), (64, 287145), (72, 255240), (80, 229716), (81, 226880), (90, 204192), (96, 191430), (108, 170160), (120, 153144), (135, 136128), (144, 127620), (160, 114858), (162, 113440), (180, 102096), (192, 95715), (216, 85080), (240, 76572), (270, 68064), (288, 63810), (320, 57429), (324, 56720), (360, 51048), (405, 45376), (432, 42540), (480, 38286), (540, 34032), (576, 31905), (648, 28360), (709, 25920), (720, 25524), (810, 22688), (864, 21270), (960, 19143), (1080, 17016), (1296, 14180), (1418, 12960), (1440, 12762), (1620, 11344), (1728, 10635), (2127, 8640), (2160, 8508), (2592, 7090), (2836, 6480), (2880, 6381), (3240, 5672), (3545, 5184), (4254, 4320)]