2548924140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{12211}}^1$

素因数の和:12308

約数の個数: 144

約数和(自身を含む): 8419832064

約数和(自身を除く): 5870907924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 71, 84, 98, 105, 140, 142, 147, 196, 210, 213, 245, 284, 294, 355, 420, 426, 490, 497, 588, 710, 735, 852, 980, 994, 1065, 1420, 1470, 1491, 1988, 2130, 2485, 2940, 2982, 3479, 4260, 4970, 5964, 6958, 7455, 9940, 10437, 12211, 13916, 14910, 17395, 20874, 24422, 29820, 34790, 36633, 41748, 48844, 52185, 61055, 69580, 73266, 85477, 104370, 122110, 146532, 170954, 183165, 208740, 244220, 256431, 341908, 366330, 427385, 512862, 598339, 732660, 854770, 866981, 1025724, 1196678, 1282155, 1709540, 1733962, 1795017, 2393356, 2564310, 2600943, 2991695, 3467924, 3590034, 4334905, 5128620, 5201886, 5983390, 6068867, 7180068, 8669810, 8975085, 10403772, 11966780, 12137734, 13004715, 17339620, 17950170, 18206601, 24275468, 26009430, 30344335, 35900340, 36413202, 42482069, 52018860, 60688670, 72826404, 84964138, 91033005, 121377340, 127446207, 169928276, 182066010, 212410345, 254892414, 364132020, 424820690, 509784828, 637231035, 849641380, 1274462070, 2548924140]

約数ペア:

[(1, 2548924140), (2, 1274462070), (3, 849641380), (4, 637231035), (5, 509784828), (6, 424820690), (7, 364132020), (10, 254892414), (12, 212410345), (14, 182066010), (15, 169928276), (20, 127446207), (21, 121377340), (28, 91033005), (30, 84964138), (35, 72826404), (42, 60688670), (49, 52018860), (60, 42482069), (70, 36413202), (71, 35900340), (84, 30344335), (98, 26009430), (105, 24275468), (140, 18206601), (142, 17950170), (147, 17339620), (196, 13004715), (210, 12137734), (213, 11966780), (245, 10403772), (284, 8975085), (294, 8669810), (355, 7180068), (420, 6068867), (426, 5983390), (490, 5201886), (497, 5128620), (588, 4334905), (710, 3590034), (735, 3467924), (852, 2991695), (980, 2600943), (994, 2564310), (1065, 2393356), (1420, 1795017), (1470, 1733962), (1491, 1709540), (1988, 1282155), (2130, 1196678), (2485, 1025724), (2940, 866981), (2982, 854770), (3479, 732660), (4260, 598339), (4970, 512862), (5964, 427385), (6958, 366330), (7455, 341908), (9940, 256431), (10437, 244220), (12211, 208740), (13916, 183165), (14910, 170954), (17395, 146532), (20874, 122110), (24422, 104370), (29820, 85477), (34790, 73266), (36633, 69580), (41748, 61055), (48844, 52185)]