280211085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 659902464

約数和(自身を除く): 379691379

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 51, 55, 63, 67, 71, 77, 85, 99, 105, 119, 153, 165, 187, 201, 213, 231, 255, 315, 335, 355, 357, 385, 469, 495, 497, 561, 595, 603, 639, 693, 737, 765, 781, 935, 1005, 1065, 1071, 1139, 1155, 1207, 1309, 1407, 1491, 1683, 1785, 2211, 2343, 2345, 2485, 2805, 3015, 3195, 3417, 3465, 3621, 3685, 3905, 3927, 4221, 4473, 4757, 5159, 5355, 5467, 5695, 6035, 6545, 6633, 7029, 7035, 7455, 7973, 8415, 8449, 10251, 10863, 11055, 11715, 11781, 12529, 13277, 14271, 15477, 16401, 17085, 18105, 19635, 21105, 22365, 23785, 23919, 25347, 25795, 27335, 33165, 33299, 35145, 37587, 39831, 39865, 42245, 42813, 46431, 49203, 51255, 52327, 54315, 58905, 62645, 66385, 71355, 71757, 76041, 77385, 80869, 82005, 87703, 92939, 99897, 112761, 119493, 119595, 126735, 156981, 166495, 187935, 199155, 214065, 232155, 242607, 246015, 261635, 263109, 278817, 299691, 358785, 366289, 380205, 404345, 438515, 464695, 470943, 499485, 563805, 566083, 597465, 727821, 784905, 789327, 836451, 889559, 1098867, 1213035, 1315545, 1394085, 1498455, 1698249, 1831445, 2354715, 2668677, 2830415, 3296601, 3639105, 3946635, 4182255, 4447795, 5094747, 5494335, 6226913, 8006031, 8491245, 13343385, 16483005, 18680739, 25473735, 31134565, 40030155, 56042217, 93403695, 280211085]

約数ペア:

[(1, 280211085), (3, 93403695), (5, 56042217), (7, 40030155), (9, 31134565), (11, 25473735), (15, 18680739), (17, 16483005), (21, 13343385), (33, 8491245), (35, 8006031), (45, 6226913), (51, 5494335), (55, 5094747), (63, 4447795), (67, 4182255), (71, 3946635), (77, 3639105), (85, 3296601), (99, 2830415), (105, 2668677), (119, 2354715), (153, 1831445), (165, 1698249), (187, 1498455), (201, 1394085), (213, 1315545), (231, 1213035), (255, 1098867), (315, 889559), (335, 836451), (355, 789327), (357, 784905), (385, 727821), (469, 597465), (495, 566083), (497, 563805), (561, 499485), (595, 470943), (603, 464695), (639, 438515), (693, 404345), (737, 380205), (765, 366289), (781, 358785), (935, 299691), (1005, 278817), (1065, 263109), (1071, 261635), (1139, 246015), (1155, 242607), (1207, 232155), (1309, 214065), (1407, 199155), (1491, 187935), (1683, 166495), (1785, 156981), (2211, 126735), (2343, 119595), (2345, 119493), (2485, 112761), (2805, 99897), (3015, 92939), (3195, 87703), (3417, 82005), (3465, 80869), (3621, 77385), (3685, 76041), (3905, 71757), (3927, 71355), (4221, 66385), (4473, 62645), (4757, 58905), (5159, 54315), (5355, 52327), (5467, 51255), (5695, 49203), (6035, 46431), (6545, 42813), (6633, 42245), (7029, 39865), (7035, 39831), (7455, 37587), (7973, 35145), (8415, 33299), (8449, 33165), (10251, 27335), (10863, 25795), (11055, 25347), (11715, 23919), (11781, 23785), (12529, 22365), (13277, 21105), (14271, 19635), (15477, 18105), (16401, 17085)]