986380780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1$

素因数の和:2544

約数の個数: 144

約数和(自身を含む): 2700776736

約数和(自身を除く): 1714395956

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 49, 55, 70, 74, 77, 98, 110, 140, 148, 154, 185, 196, 220, 245, 259, 308, 370, 385, 407, 490, 518, 539, 740, 770, 814, 980, 1036, 1078, 1295, 1540, 1628, 1813, 2035, 2156, 2473, 2590, 2695, 2849, 3626, 4070, 4946, 5180, 5390, 5698, 7252, 8140, 9065, 9892, 10780, 11396, 12365, 14245, 17311, 18130, 19943, 24730, 27203, 28490, 34622, 36260, 39886, 49460, 54406, 56980, 69244, 79772, 86555, 91501, 99715, 108812, 121177, 136015, 173110, 183002, 190421, 199430, 242354, 272030, 346220, 366004, 380842, 398860, 457505, 484708, 544060, 605885, 640507, 761684, 915010, 952105, 1006511, 1211770, 1281014, 1332947, 1830020, 1904210, 2013022, 2423540, 2562028, 2665894, 3202535, 3808420, 4026044, 4483549, 5032555, 5331788, 6405070, 6664735, 7045577, 8967098, 10065110, 12810140, 13329470, 14091154, 17934196, 20130220, 22417745, 26658940, 28182308, 35227885, 44835490, 49319039, 70455770, 89670980, 98638078, 140911540, 197276156, 246595195, 493190390, 986380780]

約数ペア:

[(1, 986380780), (2, 493190390), (4, 246595195), (5, 197276156), (7, 140911540), (10, 98638078), (11, 89670980), (14, 70455770), (20, 49319039), (22, 44835490), (28, 35227885), (35, 28182308), (37, 26658940), (44, 22417745), (49, 20130220), (55, 17934196), (70, 14091154), (74, 13329470), (77, 12810140), (98, 10065110), (110, 8967098), (140, 7045577), (148, 6664735), (154, 6405070), (185, 5331788), (196, 5032555), (220, 4483549), (245, 4026044), (259, 3808420), (308, 3202535), (370, 2665894), (385, 2562028), (407, 2423540), (490, 2013022), (518, 1904210), (539, 1830020), (740, 1332947), (770, 1281014), (814, 1211770), (980, 1006511), (1036, 952105), (1078, 915010), (1295, 761684), (1540, 640507), (1628, 605885), (1813, 544060), (2035, 484708), (2156, 457505), (2473, 398860), (2590, 380842), (2695, 366004), (2849, 346220), (3626, 272030), (4070, 242354), (4946, 199430), (5180, 190421), (5390, 183002), (5698, 173110), (7252, 136015), (8140, 121177), (9065, 108812), (9892, 99715), (10780, 91501), (11396, 86555), (12365, 79772), (14245, 69244), (17311, 56980), (18130, 54406), (19943, 49460), (24730, 39886), (27203, 36260), (28490, 34622)]