1639356768

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18911}}^1$

素因数の和:18977

約数の個数: 144

約数和(自身を含む): 5452102656

約数和(自身を除く): 3812745888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 72, 84, 86, 96, 112, 126, 129, 144, 168, 172, 224, 252, 258, 288, 301, 336, 344, 387, 504, 516, 602, 672, 688, 774, 903, 1008, 1032, 1204, 1376, 1548, 1806, 2016, 2064, 2408, 2709, 3096, 3612, 4128, 4816, 5418, 6192, 7224, 9632, 10836, 12384, 14448, 18911, 21672, 28896, 37822, 43344, 56733, 75644, 86688, 113466, 132377, 151288, 170199, 226932, 264754, 302576, 340398, 397131, 453864, 529508, 605152, 680796, 794262, 813173, 907728, 1059016, 1191393, 1361592, 1588524, 1626346, 1815456, 2118032, 2382786, 2439519, 2723184, 3177048, 3252692, 4236064, 4765572, 4879038, 5446368, 5692211, 6354096, 6505384, 7318557, 9531144, 9758076, 11384422, 12708192, 13010768, 14637114, 17076633, 19062288, 19516152, 22768844, 26021536, 29274228, 34153266, 38124576, 39032304, 45537688, 51229899, 58548456, 68306532, 78064608, 91075376, 102459798, 117096912, 136613064, 182150752, 204919596, 234193824, 273226128, 409839192, 546452256, 819678384, 1639356768]

約数ペア:

[(1, 1639356768), (2, 819678384), (3, 546452256), (4, 409839192), (6, 273226128), (7, 234193824), (8, 204919596), (9, 182150752), (12, 136613064), (14, 117096912), (16, 102459798), (18, 91075376), (21, 78064608), (24, 68306532), (28, 58548456), (32, 51229899), (36, 45537688), (42, 39032304), (43, 38124576), (48, 34153266), (56, 29274228), (63, 26021536), (72, 22768844), (84, 19516152), (86, 19062288), (96, 17076633), (112, 14637114), (126, 13010768), (129, 12708192), (144, 11384422), (168, 9758076), (172, 9531144), (224, 7318557), (252, 6505384), (258, 6354096), (288, 5692211), (301, 5446368), (336, 4879038), (344, 4765572), (387, 4236064), (504, 3252692), (516, 3177048), (602, 2723184), (672, 2439519), (688, 2382786), (774, 2118032), (903, 1815456), (1008, 1626346), (1032, 1588524), (1204, 1361592), (1376, 1191393), (1548, 1059016), (1806, 907728), (2016, 813173), (2064, 794262), (2408, 680796), (2709, 605152), (3096, 529508), (3612, 453864), (4128, 397131), (4816, 340398), (5418, 302576), (6192, 264754), (7224, 226932), (9632, 170199), (10836, 151288), (12384, 132377), (14448, 113466), (18911, 86688), (21672, 75644), (28896, 56733), (37822, 43344)]