85021920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19681}}^1$

素因数の和:19705

約数の個数: 96

約数和(自身を含む): 297591840

約数和(自身を除く): 212569920

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, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 19681, 39362, 59043, 78724, 98405, 118086, 157448, 177129, 196810, 236172, 295215, 314896, 354258, 393620, 472344, 531387, 590430, 629792, 708516, 787240, 885645, 944688, 1062774, 1180860, 1417032, 1574480, 1771290, 1889376, 2125548, 2361720, 2656935, 2834064, 3148960, 3542580, 4251096, 4723440, 5313870, 5668128, 7085160, 8502192, 9446880, 10627740, 14170320, 17004384, 21255480, 28340640, 42510960, 85021920]

約数ペア:

[(1, 85021920), (2, 42510960), (3, 28340640), (4, 21255480), (5, 17004384), (6, 14170320), (8, 10627740), (9, 9446880), (10, 8502192), (12, 7085160), (15, 5668128), (16, 5313870), (18, 4723440), (20, 4251096), (24, 3542580), (27, 3148960), (30, 2834064), (32, 2656935), (36, 2361720), (40, 2125548), (45, 1889376), (48, 1771290), (54, 1574480), (60, 1417032), (72, 1180860), (80, 1062774), (90, 944688), (96, 885645), (108, 787240), (120, 708516), (135, 629792), (144, 590430), (160, 531387), (180, 472344), (216, 393620), (240, 354258), (270, 314896), (288, 295215), (360, 236172), (432, 196810), (480, 177129), (540, 157448), (720, 118086), (864, 98405), (1080, 78724), (1440, 59043), (2160, 39362), (4320, 19681)]