206661708

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 607501440

約数和(自身を除く): 400839732

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 121, 132, 171, 198, 209, 227, 228, 242, 342, 363, 396, 418, 454, 484, 627, 681, 684, 726, 836, 908, 1089, 1254, 1331, 1362, 1452, 1881, 2043, 2178, 2299, 2497, 2508, 2662, 2724, 3762, 3993, 4086, 4313, 4356, 4598, 4994, 5324, 6897, 7491, 7524, 7986, 8172, 8626, 9196, 9988, 11979, 12939, 13794, 14982, 15972, 17252, 20691, 22473, 23958, 25289, 25878, 27467, 27588, 29964, 38817, 41382, 44946, 47443, 47916, 50578, 51756, 54934, 75867, 77634, 82401, 82764, 89892, 94886, 101156, 109868, 142329, 151734, 155268, 164802, 189772, 227601, 247203, 284658, 302137, 303468, 329604, 426987, 455202, 494406, 521873, 569316, 604274, 853974, 906411, 910404, 988812, 1043746, 1208548, 1565619, 1707948, 1812822, 2087492, 2719233, 3131238, 3625644, 4696857, 5438466, 5740603, 6262476, 9393714, 10876932, 11481206, 17221809, 18787428, 22962412, 34443618, 51665427, 68887236, 103330854, 206661708]

約数ペア:

[(1, 206661708), (2, 103330854), (3, 68887236), (4, 51665427), (6, 34443618), (9, 22962412), (11, 18787428), (12, 17221809), (18, 11481206), (19, 10876932), (22, 9393714), (33, 6262476), (36, 5740603), (38, 5438466), (44, 4696857), (57, 3625644), (66, 3131238), (76, 2719233), (99, 2087492), (114, 1812822), (121, 1707948), (132, 1565619), (171, 1208548), (198, 1043746), (209, 988812), (227, 910404), (228, 906411), (242, 853974), (342, 604274), (363, 569316), (396, 521873), (418, 494406), (454, 455202), (484, 426987), (627, 329604), (681, 303468), (684, 302137), (726, 284658), (836, 247203), (908, 227601), (1089, 189772), (1254, 164802), (1331, 155268), (1362, 151734), (1452, 142329), (1881, 109868), (2043, 101156), (2178, 94886), (2299, 89892), (2497, 82764), (2508, 82401), (2662, 77634), (2724, 75867), (3762, 54934), (3993, 51756), (4086, 50578), (4313, 47916), (4356, 47443), (4598, 44946), (4994, 41382), (5324, 38817), (6897, 29964), (7491, 27588), (7524, 27467), (7986, 25878), (8172, 25289), (8626, 23958), (9196, 22473), (9988, 20691), (11979, 17252), (12939, 15972), (13794, 14982)]