218375640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:666

約数の個数: 192

約数和(自身を含む): 817128000

約数和(自身を除く): 598752360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 193, 210, 252, 280, 315, 360, 386, 420, 449, 504, 579, 630, 772, 840, 898, 965, 1158, 1260, 1347, 1351, 1544, 1737, 1796, 1930, 2245, 2316, 2520, 2694, 2702, 2895, 3143, 3474, 3592, 3860, 4041, 4053, 4490, 4632, 5388, 5404, 5790, 6286, 6735, 6755, 6948, 7720, 8082, 8106, 8685, 8980, 9429, 10776, 10808, 11580, 12159, 12572, 13470, 13510, 13896, 15715, 16164, 16212, 17370, 17960, 18858, 20205, 20265, 23160, 24318, 25144, 26940, 27020, 28287, 31430, 32328, 32424, 34740, 37716, 40410, 40530, 47145, 48636, 53880, 54040, 56574, 60795, 62860, 69480, 75432, 80820, 81060, 86657, 94290, 97272, 113148, 121590, 125720, 141435, 161640, 162120, 173314, 188580, 226296, 243180, 259971, 282870, 346628, 377160, 433285, 486360, 519942, 565740, 606599, 693256, 779913, 866570, 1039884, 1131480, 1213198, 1299855, 1559826, 1733140, 1819797, 2079768, 2426396, 2599710, 3032995, 3119652, 3466280, 3639594, 3899565, 4852792, 5199420, 5459391, 6065990, 6239304, 7279188, 7799130, 9098985, 10398840, 10918782, 12131980, 14558376, 15598260, 18197970, 21837564, 24263960, 27296955, 31196520, 36395940, 43675128, 54593910, 72791880, 109187820, 218375640]

約数ペア:

[(1, 218375640), (2, 109187820), (3, 72791880), (4, 54593910), (5, 43675128), (6, 36395940), (7, 31196520), (8, 27296955), (9, 24263960), (10, 21837564), (12, 18197970), (14, 15598260), (15, 14558376), (18, 12131980), (20, 10918782), (21, 10398840), (24, 9098985), (28, 7799130), (30, 7279188), (35, 6239304), (36, 6065990), (40, 5459391), (42, 5199420), (45, 4852792), (56, 3899565), (60, 3639594), (63, 3466280), (70, 3119652), (72, 3032995), (84, 2599710), (90, 2426396), (105, 2079768), (120, 1819797), (126, 1733140), (140, 1559826), (168, 1299855), (180, 1213198), (193, 1131480), (210, 1039884), (252, 866570), (280, 779913), (315, 693256), (360, 606599), (386, 565740), (420, 519942), (449, 486360), (504, 433285), (579, 377160), (630, 346628), (772, 282870), (840, 259971), (898, 243180), (965, 226296), (1158, 188580), (1260, 173314), (1347, 162120), (1351, 161640), (1544, 141435), (1737, 125720), (1796, 121590), (1930, 113148), (2245, 97272), (2316, 94290), (2520, 86657), (2694, 81060), (2702, 80820), (2895, 75432), (3143, 69480), (3474, 62860), (3592, 60795), (3860, 56574), (4041, 54040), (4053, 53880), (4490, 48636), (4632, 47145), (5388, 40530), (5404, 40410), (5790, 37716), (6286, 34740), (6735, 32424), (6755, 32328), (6948, 31430), (7720, 28287), (8082, 27020), (8106, 26940), (8685, 25144), (8980, 24318), (9429, 23160), (10776, 20265), (10808, 20205), (11580, 18858), (12159, 17960), (12572, 17370), (13470, 16212), (13510, 16164), (13896, 15715)]