209299972

素因数分解:

$2^2\times 7^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 476842240

約数和(自身を除く): 267542268

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 37, 38, 49, 62, 74, 76, 98, 124, 133, 148, 196, 217, 259, 266, 343, 434, 518, 532, 589, 686, 703, 868, 931, 1036, 1147, 1178, 1372, 1406, 1519, 1813, 1862, 2294, 2356, 2401, 2812, 3038, 3626, 3724, 4123, 4588, 4802, 4921, 6076, 6517, 7252, 8029, 8246, 9604, 9842, 10633, 12691, 13034, 16058, 16492, 19684, 21266, 21793, 25382, 26068, 28861, 32116, 34447, 42532, 43586, 45619, 50764, 56203, 57722, 68894, 74431, 87172, 88837, 91238, 112406, 115444, 137788, 148862, 152551, 177674, 182476, 202027, 224812, 241129, 297724, 305102, 355348, 393421, 404054, 482258, 610204, 786842, 808108, 964516, 1067857, 1414189, 1573684, 1687903, 2135714, 2753947, 2828378, 3375806, 4271428, 5507894, 5656756, 6751612, 7474999, 11015788, 14949998, 29899996, 52324993, 104649986, 209299972]

約数ペア:

[(1, 209299972), (2, 104649986), (4, 52324993), (7, 29899996), (14, 14949998), (19, 11015788), (28, 7474999), (31, 6751612), (37, 5656756), (38, 5507894), (49, 4271428), (62, 3375806), (74, 2828378), (76, 2753947), (98, 2135714), (124, 1687903), (133, 1573684), (148, 1414189), (196, 1067857), (217, 964516), (259, 808108), (266, 786842), (343, 610204), (434, 482258), (518, 404054), (532, 393421), (589, 355348), (686, 305102), (703, 297724), (868, 241129), (931, 224812), (1036, 202027), (1147, 182476), (1178, 177674), (1372, 152551), (1406, 148862), (1519, 137788), (1813, 115444), (1862, 112406), (2294, 91238), (2356, 88837), (2401, 87172), (2812, 74431), (3038, 68894), (3626, 57722), (3724, 56203), (4123, 50764), (4588, 45619), (4802, 43586), (4921, 42532), (6076, 34447), (6517, 32116), (7252, 28861), (8029, 26068), (8246, 25382), (9604, 21793), (9842, 21266), (10633, 19684), (12691, 16492), (13034, 16058)]