639751392

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:926

約数の個数: 192

約数和(自身を含む): 2150668800

約数和(自身を除く): 1510917408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 139, 144, 168, 189, 216, 224, 252, 278, 288, 336, 378, 417, 432, 504, 556, 672, 756, 761, 834, 864, 973, 1008, 1112, 1251, 1512, 1522, 1668, 1946, 2016, 2224, 2283, 2502, 2919, 3024, 3044, 3336, 3753, 3892, 4448, 4566, 5004, 5327, 5838, 6048, 6088, 6672, 6849, 7506, 7784, 8757, 9132, 10008, 10654, 11676, 12176, 13344, 13698, 15012, 15568, 15981, 17514, 18264, 20016, 20547, 21308, 23352, 24352, 26271, 27396, 30024, 31136, 31962, 35028, 36528, 40032, 41094, 42616, 46704, 47943, 52542, 54792, 60048, 63924, 70056, 73056, 82188, 85232, 93408, 95886, 105084, 105779, 109584, 120096, 127848, 140112, 143829, 164376, 170464, 191772, 210168, 211558, 219168, 255696, 280224, 287658, 317337, 328752, 383544, 420336, 423116, 511392, 575316, 634674, 657504, 740453, 767088, 840672, 846232, 952011, 1150632, 1269348, 1480906, 1534176, 1692464, 1904022, 2221359, 2301264, 2538696, 2856033, 2961812, 3384928, 3808044, 4442718, 4602528, 5077392, 5712066, 5923624, 6664077, 7616088, 8885436, 10154784, 11424132, 11847248, 13328154, 15232176, 17770872, 19992231, 22848264, 23694496, 26656308, 30464352, 35541744, 39984462, 45696528, 53312616, 71083488, 79968924, 91393056, 106625232, 159937848, 213250464, 319875696, 639751392]

約数ペア:

[(1, 639751392), (2, 319875696), (3, 213250464), (4, 159937848), (6, 106625232), (7, 91393056), (8, 79968924), (9, 71083488), (12, 53312616), (14, 45696528), (16, 39984462), (18, 35541744), (21, 30464352), (24, 26656308), (27, 23694496), (28, 22848264), (32, 19992231), (36, 17770872), (42, 15232176), (48, 13328154), (54, 11847248), (56, 11424132), (63, 10154784), (72, 8885436), (84, 7616088), (96, 6664077), (108, 5923624), (112, 5712066), (126, 5077392), (139, 4602528), (144, 4442718), (168, 3808044), (189, 3384928), (216, 2961812), (224, 2856033), (252, 2538696), (278, 2301264), (288, 2221359), (336, 1904022), (378, 1692464), (417, 1534176), (432, 1480906), (504, 1269348), (556, 1150632), (672, 952011), (756, 846232), (761, 840672), (834, 767088), (864, 740453), (973, 657504), (1008, 634674), (1112, 575316), (1251, 511392), (1512, 423116), (1522, 420336), (1668, 383544), (1946, 328752), (2016, 317337), (2224, 287658), (2283, 280224), (2502, 255696), (2919, 219168), (3024, 211558), (3044, 210168), (3336, 191772), (3753, 170464), (3892, 164376), (4448, 143829), (4566, 140112), (5004, 127848), (5327, 120096), (5838, 109584), (6048, 105779), (6088, 105084), (6672, 95886), (6849, 93408), (7506, 85232), (7784, 82188), (8757, 73056), (9132, 70056), (10008, 63924), (10654, 60048), (11676, 54792), (12176, 52542), (13344, 47943), (13698, 46704), (15012, 42616), (15568, 41094), (15981, 40032), (17514, 36528), (18264, 35028), (20016, 31962), (20547, 31136), (21308, 30024), (23352, 27396), (24352, 26271)]