2120696640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{81817}}^1$

素因数の和:81846

約数の個数: 140

約数和(自身を含む): 7543783236

約数和(自身を除く): 5423086596

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, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 81817, 163634, 245451, 327268, 409085, 490902, 654536, 736353, 818170, 981804, 1227255, 1309072, 1472706, 1636340, 1963608, 2209059, 2454510, 2618144, 2945412, 3272680, 3681765, 3927216, 4418118, 4909020, 5236288, 5890824, 6545360, 6627177, 7363530, 7854432, 8836236, 9818040, 11045295, 11781648, 13090720, 13254354, 14727060, 15708864, 17672472, 19636080, 22090590, 23563296, 26181440, 26508708, 29454120, 33135885, 35344944, 39272160, 44181180, 47126592, 53017416, 58908240, 66271770, 70689888, 78544320, 88362360, 106034832, 117816480, 132543540, 141379776, 176724720, 212069664, 235632960, 265087080, 353449440, 424139328, 530174160, 706898880, 1060348320, 2120696640]

約数ペア:

[(1, 2120696640), (2, 1060348320), (3, 706898880), (4, 530174160), (5, 424139328), (6, 353449440), (8, 265087080), (9, 235632960), (10, 212069664), (12, 176724720), (15, 141379776), (16, 132543540), (18, 117816480), (20, 106034832), (24, 88362360), (27, 78544320), (30, 70689888), (32, 66271770), (36, 58908240), (40, 53017416), (45, 47126592), (48, 44181180), (54, 39272160), (60, 35344944), (64, 33135885), (72, 29454120), (80, 26508708), (81, 26181440), (90, 23563296), (96, 22090590), (108, 19636080), (120, 17672472), (135, 15708864), (144, 14727060), (160, 13254354), (162, 13090720), (180, 11781648), (192, 11045295), (216, 9818040), (240, 8836236), (270, 7854432), (288, 7363530), (320, 6627177), (324, 6545360), (360, 5890824), (405, 5236288), (432, 4909020), (480, 4418118), (540, 3927216), (576, 3681765), (648, 3272680), (720, 2945412), (810, 2618144), (864, 2454510), (960, 2209059), (1080, 1963608), (1296, 1636340), (1440, 1472706), (1620, 1309072), (1728, 1227255), (2160, 981804), (2592, 818170), (2880, 736353), (3240, 654536), (4320, 490902), (5184, 409085), (6480, 327268), (8640, 245451), (12960, 163634), (25920, 81817)]