209508516

素因数分解:

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

素因数の和:116

約数の個数: 216

約数和(自身を含む): 665683200

約数和(自身を除く): 456174684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 47, 49, 57, 63, 76, 84, 94, 98, 114, 126, 133, 141, 147, 171, 188, 196, 228, 252, 266, 282, 294, 329, 342, 343, 361, 399, 423, 441, 532, 564, 588, 658, 684, 686, 722, 798, 846, 882, 893, 931, 987, 1029, 1083, 1197, 1316, 1372, 1444, 1596, 1692, 1764, 1786, 1862, 1974, 2058, 2166, 2303, 2394, 2527, 2679, 2793, 2961, 3087, 3249, 3572, 3724, 3948, 4116, 4332, 4606, 4788, 5054, 5358, 5586, 5922, 6174, 6251, 6498, 6517, 6909, 7581, 8037, 8379, 9212, 10108, 10716, 11172, 11844, 12348, 12502, 12996, 13034, 13818, 15162, 16074, 16121, 16758, 16967, 17689, 18753, 19551, 20727, 22743, 25004, 26068, 27636, 30324, 32148, 32242, 33516, 33934, 35378, 37506, 39102, 41454, 43757, 45486, 48363, 50901, 53067, 56259, 58653, 64484, 67868, 70756, 75012, 78204, 82908, 87514, 90972, 96726, 101802, 106134, 112518, 117306, 118769, 123823, 131271, 145089, 152703, 159201, 175028, 193452, 203604, 212268, 225036, 234612, 237538, 247646, 262542, 290178, 305406, 306299, 318402, 356307, 371469, 393813, 475076, 495292, 525084, 580356, 610812, 612598, 636804, 712614, 742938, 787626, 831383, 918897, 1068921, 1114407, 1225196, 1425228, 1485876, 1575252, 1662766, 1837794, 2137842, 2228814, 2494149, 2756691, 3325532, 3675588, 4275684, 4457628, 4988298, 5513382, 5819681, 7482447, 9976596, 11026764, 11639362, 14964894, 17459043, 23278724, 29929788, 34918086, 52377129, 69836172, 104754258, 209508516]

約数ペア:

[(1, 209508516), (2, 104754258), (3, 69836172), (4, 52377129), (6, 34918086), (7, 29929788), (9, 23278724), (12, 17459043), (14, 14964894), (18, 11639362), (19, 11026764), (21, 9976596), (28, 7482447), (36, 5819681), (38, 5513382), (42, 4988298), (47, 4457628), (49, 4275684), (57, 3675588), (63, 3325532), (76, 2756691), (84, 2494149), (94, 2228814), (98, 2137842), (114, 1837794), (126, 1662766), (133, 1575252), (141, 1485876), (147, 1425228), (171, 1225196), (188, 1114407), (196, 1068921), (228, 918897), (252, 831383), (266, 787626), (282, 742938), (294, 712614), (329, 636804), (342, 612598), (343, 610812), (361, 580356), (399, 525084), (423, 495292), (441, 475076), (532, 393813), (564, 371469), (588, 356307), (658, 318402), (684, 306299), (686, 305406), (722, 290178), (798, 262542), (846, 247646), (882, 237538), (893, 234612), (931, 225036), (987, 212268), (1029, 203604), (1083, 193452), (1197, 175028), (1316, 159201), (1372, 152703), (1444, 145089), (1596, 131271), (1692, 123823), (1764, 118769), (1786, 117306), (1862, 112518), (1974, 106134), (2058, 101802), (2166, 96726), (2303, 90972), (2394, 87514), (2527, 82908), (2679, 78204), (2793, 75012), (2961, 70756), (3087, 67868), (3249, 64484), (3572, 58653), (3724, 56259), (3948, 53067), (4116, 50901), (4332, 48363), (4606, 45486), (4788, 43757), (5054, 41454), (5358, 39102), (5586, 37506), (5922, 35378), (6174, 33934), (6251, 33516), (6498, 32242), (6517, 32148), (6909, 30324), (7581, 27636), (8037, 26068), (8379, 25004), (9212, 22743), (10108, 20727), (10716, 19551), (11172, 18753), (11844, 17689), (12348, 16967), (12502, 16758), (12996, 16121), (13034, 16074), (13818, 15162)]