289774380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 192

約数和(自身を含む): 986711040

約数和(自身を除く): 696936660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 58, 60, 70, 74, 84, 87, 105, 111, 116, 140, 145, 148, 174, 185, 203, 210, 222, 259, 290, 348, 370, 406, 420, 435, 444, 518, 555, 580, 609, 643, 740, 777, 812, 870, 1015, 1036, 1073, 1110, 1218, 1286, 1295, 1554, 1740, 1929, 2030, 2146, 2220, 2436, 2572, 2590, 3045, 3108, 3215, 3219, 3858, 3885, 4060, 4292, 4501, 5180, 5365, 6090, 6430, 6438, 7511, 7716, 7770, 9002, 9645, 10730, 12180, 12860, 12876, 13503, 15022, 15540, 16095, 18004, 18647, 19290, 21460, 22505, 22533, 23791, 27006, 30044, 32190, 37294, 37555, 38580, 45010, 45066, 47582, 54012, 55941, 64380, 67515, 71373, 74588, 75110, 90020, 90132, 93235, 95164, 111882, 112665, 118955, 130529, 135030, 142746, 150220, 166537, 186470, 223764, 225330, 237910, 261058, 270060, 279705, 285492, 333074, 356865, 372940, 391587, 450660, 475820, 499611, 522116, 559410, 652645, 666148, 689939, 713730, 783174, 832685, 999222, 1118820, 1305290, 1379878, 1427460, 1566348, 1665370, 1957935, 1998444, 2069817, 2498055, 2610580, 2759756, 3330740, 3449695, 3915870, 4139634, 4829573, 4996110, 6899390, 7831740, 8279268, 9659146, 9992220, 10349085, 13798780, 14488719, 19318292, 20698170, 24147865, 28977438, 41396340, 48295730, 57954876, 72443595, 96591460, 144887190, 289774380]

約数ペア:

[(1, 289774380), (2, 144887190), (3, 96591460), (4, 72443595), (5, 57954876), (6, 48295730), (7, 41396340), (10, 28977438), (12, 24147865), (14, 20698170), (15, 19318292), (20, 14488719), (21, 13798780), (28, 10349085), (29, 9992220), (30, 9659146), (35, 8279268), (37, 7831740), (42, 6899390), (58, 4996110), (60, 4829573), (70, 4139634), (74, 3915870), (84, 3449695), (87, 3330740), (105, 2759756), (111, 2610580), (116, 2498055), (140, 2069817), (145, 1998444), (148, 1957935), (174, 1665370), (185, 1566348), (203, 1427460), (210, 1379878), (222, 1305290), (259, 1118820), (290, 999222), (348, 832685), (370, 783174), (406, 713730), (420, 689939), (435, 666148), (444, 652645), (518, 559410), (555, 522116), (580, 499611), (609, 475820), (643, 450660), (740, 391587), (777, 372940), (812, 356865), (870, 333074), (1015, 285492), (1036, 279705), (1073, 270060), (1110, 261058), (1218, 237910), (1286, 225330), (1295, 223764), (1554, 186470), (1740, 166537), (1929, 150220), (2030, 142746), (2146, 135030), (2220, 130529), (2436, 118955), (2572, 112665), (2590, 111882), (3045, 95164), (3108, 93235), (3215, 90132), (3219, 90020), (3858, 75110), (3885, 74588), (4060, 71373), (4292, 67515), (4501, 64380), (5180, 55941), (5365, 54012), (6090, 47582), (6430, 45066), (6438, 45010), (7511, 38580), (7716, 37555), (7770, 37294), (9002, 32190), (9645, 30044), (10730, 27006), (12180, 23791), (12860, 22533), (12876, 22505), (13503, 21460), (15022, 19290), (15540, 18647), (16095, 18004)]