2776063640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 256

約数和(自身を含む): 7713792000

約数和(自身を除く): 4937728360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 61, 62, 70, 98, 107, 122, 124, 140, 155, 196, 214, 217, 244, 245, 248, 280, 305, 310, 343, 392, 427, 428, 434, 488, 490, 535, 610, 620, 686, 749, 854, 856, 868, 980, 1070, 1085, 1220, 1240, 1372, 1498, 1519, 1708, 1715, 1736, 1891, 1960, 2135, 2140, 2170, 2440, 2744, 2989, 2996, 3038, 3317, 3416, 3430, 3745, 3782, 4270, 4280, 4340, 5243, 5978, 5992, 6076, 6527, 6634, 6860, 7490, 7564, 7595, 8540, 8680, 9455, 10486, 10633, 11956, 12152, 13054, 13237, 13268, 13720, 14945, 14980, 15128, 15190, 16585, 17080, 18910, 20923, 20972, 21266, 23219, 23912, 26108, 26215, 26474, 26536, 29890, 29960, 30380, 32635, 33170, 36701, 37820, 41846, 41944, 42532, 45689, 46438, 52216, 52430, 52948, 53165, 59780, 60760, 65270, 66185, 66340, 73402, 75640, 83692, 85064, 91378, 92659, 92876, 104615, 104860, 105896, 106330, 116095, 119560, 130540, 132370, 132680, 146804, 162533, 167384, 182756, 183505, 185318, 185752, 202337, 209230, 209720, 212660, 228445, 232190, 261080, 264740, 293608, 319823, 325066, 365512, 367010, 370636, 404674, 418460, 425320, 456890, 463295, 464380, 529480, 639646, 648613, 650132, 734020, 741272, 809348, 812665, 836920, 913780, 926590, 928760, 1011685, 1137731, 1279292, 1297226, 1300264, 1416359, 1468040, 1599115, 1618696, 1625330, 1827560, 1853180, 2023370, 2238761, 2275462, 2558584, 2594452, 2832718, 3198230, 3243065, 3250660, 3706360, 4046740, 4477522, 4550924, 5188904, 5665436, 5688655, 6396460, 6486130, 6501320, 7081795, 8093480, 8955044, 9101848, 9914513, 11193805, 11330872, 11377310, 12792920, 12972260, 14163590, 17910088, 19829026, 22387610, 22754620, 25944520, 28327180, 39658052, 44775220, 45509240, 49572565, 56654360, 69401591, 79316104, 89550440, 99145130, 138803182, 198290260, 277606364, 347007955, 396580520, 555212728, 694015910, 1388031820, 2776063640]

約数ペア:

[(1, 2776063640), (2, 1388031820), (4, 694015910), (5, 555212728), (7, 396580520), (8, 347007955), (10, 277606364), (14, 198290260), (20, 138803182), (28, 99145130), (31, 89550440), (35, 79316104), (40, 69401591), (49, 56654360), (56, 49572565), (61, 45509240), (62, 44775220), (70, 39658052), (98, 28327180), (107, 25944520), (122, 22754620), (124, 22387610), (140, 19829026), (155, 17910088), (196, 14163590), (214, 12972260), (217, 12792920), (244, 11377310), (245, 11330872), (248, 11193805), (280, 9914513), (305, 9101848), (310, 8955044), (343, 8093480), (392, 7081795), (427, 6501320), (428, 6486130), (434, 6396460), (488, 5688655), (490, 5665436), (535, 5188904), (610, 4550924), (620, 4477522), (686, 4046740), (749, 3706360), (854, 3250660), (856, 3243065), (868, 3198230), (980, 2832718), (1070, 2594452), (1085, 2558584), (1220, 2275462), (1240, 2238761), (1372, 2023370), (1498, 1853180), (1519, 1827560), (1708, 1625330), (1715, 1618696), (1736, 1599115), (1891, 1468040), (1960, 1416359), (2135, 1300264), (2140, 1297226), (2170, 1279292), (2440, 1137731), (2744, 1011685), (2989, 928760), (2996, 926590), (3038, 913780), (3317, 836920), (3416, 812665), (3430, 809348), (3745, 741272), (3782, 734020), (4270, 650132), (4280, 648613), (4340, 639646), (5243, 529480), (5978, 464380), (5992, 463295), (6076, 456890), (6527, 425320), (6634, 418460), (6860, 404674), (7490, 370636), (7564, 367010), (7595, 365512), (8540, 325066), (8680, 319823), (9455, 293608), (10486, 264740), (10633, 261080), (11956, 232190), (12152, 228445), (13054, 212660), (13237, 209720), (13268, 209230), (13720, 202337), (14945, 185752), (14980, 185318), (15128, 183505), (15190, 182756), (16585, 167384), (17080, 162533), (18910, 146804), (20923, 132680), (20972, 132370), (21266, 130540), (23219, 119560), (23912, 116095), (26108, 106330), (26215, 105896), (26474, 104860), (26536, 104615), (29890, 92876), (29960, 92659), (30380, 91378), (32635, 85064), (33170, 83692), (36701, 75640), (37820, 73402), (41846, 66340), (41944, 66185), (42532, 65270), (45689, 60760), (46438, 59780), (52216, 53165), (52430, 52948)]