20887200

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{967}}^1$

素因数の和:996

約数の個数: 144

約数和(自身を含む): 75620160

約数和(自身を除く): 54732960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 967, 1080, 1200, 1350, 1440, 1800, 1934, 2160, 2400, 2700, 2901, 3600, 3868, 4320, 4835, 5400, 5802, 7200, 7736, 8703, 9670, 10800, 11604, 14505, 15472, 17406, 19340, 21600, 23208, 24175, 26109, 29010, 30944, 34812, 38680, 43515, 46416, 48350, 52218, 58020, 69624, 72525, 77360, 87030, 92832, 96700, 104436, 116040, 130545, 139248, 145050, 154720, 174060, 193400, 208872, 217575, 232080, 261090, 278496, 290100, 348120, 386800, 417744, 435150, 464160, 522180, 580200, 652725, 696240, 773600, 835488, 870300, 1044360, 1160400, 1305450, 1392480, 1740600, 2088720, 2320800, 2610900, 3481200, 4177440, 5221800, 6962400, 10443600, 20887200]

約数ペア:

[(1, 20887200), (2, 10443600), (3, 6962400), (4, 5221800), (5, 4177440), (6, 3481200), (8, 2610900), (9, 2320800), (10, 2088720), (12, 1740600), (15, 1392480), (16, 1305450), (18, 1160400), (20, 1044360), (24, 870300), (25, 835488), (27, 773600), (30, 696240), (32, 652725), (36, 580200), (40, 522180), (45, 464160), (48, 435150), (50, 417744), (54, 386800), (60, 348120), (72, 290100), (75, 278496), (80, 261090), (90, 232080), (96, 217575), (100, 208872), (108, 193400), (120, 174060), (135, 154720), (144, 145050), (150, 139248), (160, 130545), (180, 116040), (200, 104436), (216, 96700), (225, 92832), (240, 87030), (270, 77360), (288, 72525), (300, 69624), (360, 58020), (400, 52218), (432, 48350), (450, 46416), (480, 43515), (540, 38680), (600, 34812), (675, 30944), (720, 29010), (800, 26109), (864, 24175), (900, 23208), (967, 21600), (1080, 19340), (1200, 17406), (1350, 15472), (1440, 14505), (1800, 11604), (1934, 10800), (2160, 9670), (2400, 8703), (2700, 7736), (2901, 7200), (3600, 5802), (3868, 5400), (4320, 4835)]