679558712

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 1592524800

約数和(自身を除く): 912966088

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 47, 56, 76, 94, 107, 127, 133, 152, 188, 214, 254, 266, 329, 376, 428, 508, 532, 658, 749, 856, 889, 893, 1016, 1064, 1316, 1498, 1778, 1786, 2033, 2413, 2632, 2996, 3556, 3572, 4066, 4826, 5029, 5969, 5992, 6251, 7112, 7144, 8132, 9652, 10058, 11938, 12502, 13589, 14231, 16264, 16891, 19304, 20116, 23876, 25004, 27178, 28462, 33782, 35203, 40232, 41783, 47752, 50008, 54356, 56924, 67564, 70406, 83566, 95123, 95551, 108712, 113411, 113848, 135128, 140812, 167132, 190246, 191102, 226822, 258191, 281624, 334264, 380492, 382204, 453644, 516382, 638683, 668857, 760984, 764408, 793877, 907288, 1032764, 1277366, 1337714, 1587754, 1807337, 2065528, 2554732, 2675428, 3175508, 3614674, 4470781, 5109464, 5350856, 6351016, 7229348, 8941562, 12134977, 14458696, 17883124, 24269954, 35766248, 48539908, 84944839, 97079816, 169889678, 339779356, 679558712]

約数ペア:

[(1, 679558712), (2, 339779356), (4, 169889678), (7, 97079816), (8, 84944839), (14, 48539908), (19, 35766248), (28, 24269954), (38, 17883124), (47, 14458696), (56, 12134977), (76, 8941562), (94, 7229348), (107, 6351016), (127, 5350856), (133, 5109464), (152, 4470781), (188, 3614674), (214, 3175508), (254, 2675428), (266, 2554732), (329, 2065528), (376, 1807337), (428, 1587754), (508, 1337714), (532, 1277366), (658, 1032764), (749, 907288), (856, 793877), (889, 764408), (893, 760984), (1016, 668857), (1064, 638683), (1316, 516382), (1498, 453644), (1778, 382204), (1786, 380492), (2033, 334264), (2413, 281624), (2632, 258191), (2996, 226822), (3556, 191102), (3572, 190246), (4066, 167132), (4826, 140812), (5029, 135128), (5969, 113848), (5992, 113411), (6251, 108712), (7112, 95551), (7144, 95123), (8132, 83566), (9652, 70406), (10058, 67564), (11938, 56924), (12502, 54356), (13589, 50008), (14231, 47752), (16264, 41783), (16891, 40232), (19304, 35203), (20116, 33782), (23876, 28462), (25004, 27178)]