388776780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^3\times {\mathrm{2099}}^1$

素因数の和:2138

約数の個数: 192

約数和(自身を含む): 1411200000

約数和(自身を除く): 1022423220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 343, 378, 420, 441, 490, 540, 588, 630, 686, 735, 756, 882, 945, 980, 1029, 1260, 1323, 1372, 1470, 1715, 1764, 1890, 2058, 2099, 2205, 2646, 2940, 3087, 3430, 3780, 4116, 4198, 4410, 5145, 5292, 6174, 6297, 6615, 6860, 8396, 8820, 9261, 10290, 10495, 12348, 12594, 13230, 14693, 15435, 18522, 18891, 20580, 20990, 25188, 26460, 29386, 30870, 31485, 37044, 37782, 41980, 44079, 46305, 56673, 58772, 61740, 62970, 73465, 75564, 88158, 92610, 94455, 102851, 113346, 125940, 132237, 146930, 176316, 185220, 188910, 205702, 220395, 226692, 264474, 283365, 293860, 308553, 377820, 396711, 411404, 440790, 514255, 528948, 566730, 617106, 661185, 719957, 793422, 881580, 925659, 1028510, 1133460, 1234212, 1322370, 1439914, 1542765, 1586844, 1851318, 1983555, 2057020, 2159871, 2644740, 2776977, 2879828, 3085530, 3599785, 3702636, 3967110, 4319742, 4628295, 5553954, 6171060, 6479613, 7199570, 7934220, 8639484, 9256590, 10799355, 11107908, 12959226, 13884885, 14399140, 18513180, 19438839, 21598710, 25918452, 27769770, 32398065, 38877678, 43197420, 55539540, 64796130, 77755356, 97194195, 129592260, 194388390, 388776780]

約数ペア:

[(1, 388776780), (2, 194388390), (3, 129592260), (4, 97194195), (5, 77755356), (6, 64796130), (7, 55539540), (9, 43197420), (10, 38877678), (12, 32398065), (14, 27769770), (15, 25918452), (18, 21598710), (20, 19438839), (21, 18513180), (27, 14399140), (28, 13884885), (30, 12959226), (35, 11107908), (36, 10799355), (42, 9256590), (45, 8639484), (49, 7934220), (54, 7199570), (60, 6479613), (63, 6171060), (70, 5553954), (84, 4628295), (90, 4319742), (98, 3967110), (105, 3702636), (108, 3599785), (126, 3085530), (135, 2879828), (140, 2776977), (147, 2644740), (180, 2159871), (189, 2057020), (196, 1983555), (210, 1851318), (245, 1586844), (252, 1542765), (270, 1439914), (294, 1322370), (315, 1234212), (343, 1133460), (378, 1028510), (420, 925659), (441, 881580), (490, 793422), (540, 719957), (588, 661185), (630, 617106), (686, 566730), (735, 528948), (756, 514255), (882, 440790), (945, 411404), (980, 396711), (1029, 377820), (1260, 308553), (1323, 293860), (1372, 283365), (1470, 264474), (1715, 226692), (1764, 220395), (1890, 205702), (2058, 188910), (2099, 185220), (2205, 176316), (2646, 146930), (2940, 132237), (3087, 125940), (3430, 113346), (3780, 102851), (4116, 94455), (4198, 92610), (4410, 88158), (5145, 75564), (5292, 73465), (6174, 62970), (6297, 61740), (6615, 58772), (6860, 56673), (8396, 46305), (8820, 44079), (9261, 41980), (10290, 37782), (10495, 37044), (12348, 31485), (12594, 30870), (13230, 29386), (14693, 26460), (15435, 25188), (18522, 20990), (18891, 20580)]