289968756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 869449728

約数和(自身を除く): 579480972

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 47, 66, 77, 84, 94, 121, 132, 141, 154, 188, 231, 242, 282, 308, 329, 363, 462, 484, 517, 564, 607, 658, 726, 847, 924, 987, 1034, 1214, 1316, 1452, 1551, 1694, 1821, 1974, 2068, 2428, 2541, 3102, 3388, 3619, 3642, 3948, 4249, 5082, 5687, 6204, 6677, 7238, 7284, 8498, 10164, 10857, 11374, 12747, 13354, 14476, 16996, 17061, 20031, 21714, 22748, 25494, 26708, 28529, 34122, 39809, 40062, 43428, 46739, 50988, 57058, 68244, 73447, 79618, 80124, 85587, 93478, 114116, 119427, 140217, 146894, 159236, 171174, 186956, 199703, 220341, 238854, 280434, 293788, 313819, 342348, 399406, 440682, 477708, 514129, 560868, 599109, 627638, 798812, 881364, 941457, 1028258, 1198218, 1255276, 1542387, 1882914, 2056516, 2196733, 2396436, 3084774, 3452009, 3765828, 4393466, 6169548, 6590199, 6904018, 8786932, 10356027, 13180398, 13808036, 20712054, 24164063, 26360796, 41424108, 48328126, 72492189, 96656252, 144984378, 289968756]

約数ペア:

[(1, 289968756), (2, 144984378), (3, 96656252), (4, 72492189), (6, 48328126), (7, 41424108), (11, 26360796), (12, 24164063), (14, 20712054), (21, 13808036), (22, 13180398), (28, 10356027), (33, 8786932), (42, 6904018), (44, 6590199), (47, 6169548), (66, 4393466), (77, 3765828), (84, 3452009), (94, 3084774), (121, 2396436), (132, 2196733), (141, 2056516), (154, 1882914), (188, 1542387), (231, 1255276), (242, 1198218), (282, 1028258), (308, 941457), (329, 881364), (363, 798812), (462, 627638), (484, 599109), (517, 560868), (564, 514129), (607, 477708), (658, 440682), (726, 399406), (847, 342348), (924, 313819), (987, 293788), (1034, 280434), (1214, 238854), (1316, 220341), (1452, 199703), (1551, 186956), (1694, 171174), (1821, 159236), (1974, 146894), (2068, 140217), (2428, 119427), (2541, 114116), (3102, 93478), (3388, 85587), (3619, 80124), (3642, 79618), (3948, 73447), (4249, 68244), (5082, 57058), (5687, 50988), (6204, 46739), (6677, 43428), (7238, 40062), (7284, 39809), (8498, 34122), (10164, 28529), (10857, 26708), (11374, 25494), (12747, 22748), (13354, 21714), (14476, 20031), (16996, 17061)]