7788340084

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2958

約数の個数: 144

約数和(自身を含む): 18088297920

約数和(自身を除く): 10299957836

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 43, 49, 68, 76, 86, 98, 119, 133, 172, 196, 238, 266, 301, 323, 476, 532, 602, 646, 731, 817, 833, 931, 1204, 1292, 1462, 1634, 1666, 1862, 2107, 2261, 2861, 2924, 3268, 3332, 3724, 4214, 4522, 5117, 5719, 5722, 8428, 9044, 10234, 11438, 11444, 13889, 15827, 20027, 20468, 22876, 27778, 31654, 35819, 40033, 40054, 48637, 54359, 55556, 63308, 71638, 80066, 80108, 97223, 97274, 108718, 123023, 140189, 143276, 160132, 194446, 194548, 217436, 246046, 280378, 340459, 380513, 388892, 492092, 560756, 680561, 680918, 761026, 861161, 924103, 1361122, 1361836, 1522052, 1722322, 1848206, 2091391, 2337437, 2383213, 2663591, 2722244, 3444644, 3696412, 4182782, 4674874, 4766426, 5327182, 6028127, 6468721, 8365564, 9349748, 9532852, 10654364, 12056254, 12937442, 14639737, 16362059, 24112508, 25874884, 29279474, 32724118, 39736429, 45281047, 58558948, 65448236, 79472858, 90562094, 102478159, 114534413, 158945716, 181124188, 204956318, 229068826, 278155003, 409912636, 458137652, 556310006, 1112620012, 1947085021, 3894170042, 7788340084]

約数ペア:

[(1, 7788340084), (2, 3894170042), (4, 1947085021), (7, 1112620012), (14, 556310006), (17, 458137652), (19, 409912636), (28, 278155003), (34, 229068826), (38, 204956318), (43, 181124188), (49, 158945716), (68, 114534413), (76, 102478159), (86, 90562094), (98, 79472858), (119, 65448236), (133, 58558948), (172, 45281047), (196, 39736429), (238, 32724118), (266, 29279474), (301, 25874884), (323, 24112508), (476, 16362059), (532, 14639737), (602, 12937442), (646, 12056254), (731, 10654364), (817, 9532852), (833, 9349748), (931, 8365564), (1204, 6468721), (1292, 6028127), (1462, 5327182), (1634, 4766426), (1666, 4674874), (1862, 4182782), (2107, 3696412), (2261, 3444644), (2861, 2722244), (2924, 2663591), (3268, 2383213), (3332, 2337437), (3724, 2091391), (4214, 1848206), (4522, 1722322), (5117, 1522052), (5719, 1361836), (5722, 1361122), (8428, 924103), (9044, 861161), (10234, 761026), (11438, 680918), (11444, 680561), (13889, 560756), (15827, 492092), (20027, 388892), (20468, 380513), (22876, 340459), (27778, 280378), (31654, 246046), (35819, 217436), (40033, 194548), (40054, 194446), (48637, 160132), (54359, 143276), (55556, 140189), (63308, 123023), (71638, 108718), (80066, 97274), (80108, 97223)]