1256187480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 3832012800

約数和(自身を除く): 2575825320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 139, 254, 278, 381, 417, 508, 556, 593, 635, 695, 762, 834, 1016, 1112, 1186, 1270, 1390, 1524, 1668, 1779, 1905, 2085, 2372, 2540, 2780, 2965, 3048, 3336, 3558, 3810, 4170, 4744, 5080, 5560, 5930, 7116, 7620, 8340, 8895, 11860, 14232, 15240, 16680, 17653, 17790, 23720, 35306, 35580, 52959, 70612, 71160, 75311, 82427, 88265, 105918, 141224, 150622, 164854, 176530, 211836, 225933, 247281, 264795, 301244, 329708, 353060, 376555, 412135, 423672, 451866, 494562, 529590, 602488, 659416, 706120, 753110, 824270, 903732, 989124, 1059180, 1129665, 1236405, 1506220, 1648540, 1807464, 1978248, 2118360, 2259330, 2472810, 3012440, 3297080, 4518660, 4945620, 9037320, 9891240, 10468229, 20936458, 31404687, 41872916, 52341145, 62809374, 83745832, 104682290, 125618748, 157023435, 209364580, 251237496, 314046870, 418729160, 628093740, 1256187480]

約数ペア:

[(1, 1256187480), (2, 628093740), (3, 418729160), (4, 314046870), (5, 251237496), (6, 209364580), (8, 157023435), (10, 125618748), (12, 104682290), (15, 83745832), (20, 62809374), (24, 52341145), (30, 41872916), (40, 31404687), (60, 20936458), (120, 10468229), (127, 9891240), (139, 9037320), (254, 4945620), (278, 4518660), (381, 3297080), (417, 3012440), (508, 2472810), (556, 2259330), (593, 2118360), (635, 1978248), (695, 1807464), (762, 1648540), (834, 1506220), (1016, 1236405), (1112, 1129665), (1186, 1059180), (1270, 989124), (1390, 903732), (1524, 824270), (1668, 753110), (1779, 706120), (1905, 659416), (2085, 602488), (2372, 529590), (2540, 494562), (2780, 451866), (2965, 423672), (3048, 412135), (3336, 376555), (3558, 353060), (3810, 329708), (4170, 301244), (4744, 264795), (5080, 247281), (5560, 225933), (5930, 211836), (7116, 176530), (7620, 164854), (8340, 150622), (8895, 141224), (11860, 105918), (14232, 88265), (15240, 82427), (16680, 75311), (17653, 71160), (17790, 70612), (23720, 52959), (35306, 35580)]