81688068

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 288

約数和(自身を含む): 286003200

約数和(自身を除く): 204315132

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 27, 28, 33, 36, 38, 42, 44, 47, 54, 57, 63, 66, 76, 77, 84, 94, 99, 108, 114, 121, 126, 132, 133, 141, 154, 171, 188, 189, 198, 209, 228, 231, 242, 252, 266, 282, 297, 308, 329, 342, 363, 378, 396, 399, 418, 423, 462, 484, 513, 517, 532, 564, 594, 627, 658, 684, 693, 726, 756, 798, 836, 846, 847, 893, 924, 987, 1026, 1034, 1089, 1188, 1197, 1254, 1269, 1316, 1386, 1452, 1463, 1551, 1596, 1692, 1694, 1786, 1881, 1974, 2052, 2068, 2079, 2178, 2299, 2394, 2508, 2538, 2541, 2679, 2772, 2926, 2961, 3102, 3267, 3388, 3572, 3591, 3619, 3762, 3948, 4158, 4356, 4389, 4598, 4653, 4788, 5076, 5082, 5358, 5643, 5687, 5852, 5922, 6204, 6251, 6534, 6897, 7182, 7238, 7524, 7623, 8037, 8316, 8778, 8883, 9196, 9306, 9823, 10164, 10716, 10857, 11286, 11374, 11844, 12502, 13068, 13167, 13794, 13959, 14364, 14476, 15246, 16074, 16093, 17061, 17556, 17766, 18612, 18753, 19646, 20691, 21714, 22572, 22748, 22869, 24111, 25004, 26334, 27588, 27918, 29469, 30492, 32148, 32186, 32571, 34122, 35532, 37506, 39292, 39501, 39809, 41382, 43428, 45738, 48222, 48279, 51183, 52668, 55836, 56259, 58938, 62073, 64372, 65142, 68244, 68761, 75012, 79002, 79618, 82764, 88407, 91476, 96444, 96558, 97713, 102366, 108053, 112518, 117876, 119427, 124146, 130284, 137522, 144837, 153549, 158004, 159236, 168777, 176814, 193116, 195426, 204732, 206283, 216106, 225036, 238854, 248292, 265221, 275044, 289674, 307098, 324159, 337554, 353628, 358281, 390852, 412566, 432212, 434511, 477708, 530442, 579348, 614196, 618849, 648318, 675108, 716562, 756371, 825132, 869022, 972477, 1060884, 1074843, 1237698, 1296636, 1433124, 1512742, 1738044, 1856547, 1944954, 2149686, 2269113, 2475396, 2917431, 3025484, 3713094, 3889908, 4299372, 4538226, 5834862, 6807339, 7426188, 9076452, 11669724, 13614678, 20422017, 27229356, 40844034, 81688068]

約数ペア:

[(1, 81688068), (2, 40844034), (3, 27229356), (4, 20422017), (6, 13614678), (7, 11669724), (9, 9076452), (11, 7426188), (12, 6807339), (14, 5834862), (18, 4538226), (19, 4299372), (21, 3889908), (22, 3713094), (27, 3025484), (28, 2917431), (33, 2475396), (36, 2269113), (38, 2149686), (42, 1944954), (44, 1856547), (47, 1738044), (54, 1512742), (57, 1433124), (63, 1296636), (66, 1237698), (76, 1074843), (77, 1060884), (84, 972477), (94, 869022), (99, 825132), (108, 756371), (114, 716562), (121, 675108), (126, 648318), (132, 618849), (133, 614196), (141, 579348), (154, 530442), (171, 477708), (188, 434511), (189, 432212), (198, 412566), (209, 390852), (228, 358281), (231, 353628), (242, 337554), (252, 324159), (266, 307098), (282, 289674), (297, 275044), (308, 265221), (329, 248292), (342, 238854), (363, 225036), (378, 216106), (396, 206283), (399, 204732), (418, 195426), (423, 193116), (462, 176814), (484, 168777), (513, 159236), (517, 158004), (532, 153549), (564, 144837), (594, 137522), (627, 130284), (658, 124146), (684, 119427), (693, 117876), (726, 112518), (756, 108053), (798, 102366), (836, 97713), (846, 96558), (847, 96444), (893, 91476), (924, 88407), (987, 82764), (1026, 79618), (1034, 79002), (1089, 75012), (1188, 68761), (1197, 68244), (1254, 65142), (1269, 64372), (1316, 62073), (1386, 58938), (1452, 56259), (1463, 55836), (1551, 52668), (1596, 51183), (1692, 48279), (1694, 48222), (1786, 45738), (1881, 43428), (1974, 41382), (2052, 39809), (2068, 39501), (2079, 39292), (2178, 37506), (2299, 35532), (2394, 34122), (2508, 32571), (2538, 32186), (2541, 32148), (2679, 30492), (2772, 29469), (2926, 27918), (2961, 27588), (3102, 26334), (3267, 25004), (3388, 24111), (3572, 22869), (3591, 22748), (3619, 22572), (3762, 21714), (3948, 20691), (4158, 19646), (4356, 18753), (4389, 18612), (4598, 17766), (4653, 17556), (4788, 17061), (5076, 16093), (5082, 16074), (5358, 15246), (5643, 14476), (5687, 14364), (5852, 13959), (5922, 13794), (6204, 13167), (6251, 13068), (6534, 12502), (6897, 11844), (7182, 11374), (7238, 11286), (7524, 10857), (7623, 10716), (8037, 10164), (8316, 9823), (8778, 9306), (8883, 9196)]