490975884

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 216

約数和(自身を含む): 1568836080

約数和(自身を除く): 1077860196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 84, 98, 108, 114, 126, 133, 147, 171, 189, 196, 228, 252, 257, 266, 294, 342, 361, 378, 399, 441, 513, 514, 532, 588, 684, 722, 756, 771, 798, 882, 931, 1026, 1028, 1083, 1197, 1323, 1444, 1542, 1596, 1764, 1799, 1862, 2052, 2166, 2313, 2394, 2527, 2646, 2793, 3084, 3249, 3591, 3598, 3724, 4332, 4626, 4788, 4883, 5054, 5292, 5397, 5586, 6498, 6939, 7182, 7196, 7581, 8379, 9252, 9747, 9766, 10108, 10794, 11172, 12593, 12996, 13878, 14364, 14649, 15162, 16191, 16758, 17689, 19494, 19532, 21588, 22743, 25137, 25186, 27756, 29298, 30324, 32382, 33516, 34181, 35378, 37779, 38988, 43947, 45486, 48573, 50274, 50372, 53067, 58596, 64764, 68229, 68362, 70756, 75558, 87894, 90972, 92777, 97146, 100548, 102543, 106134, 113337, 131841, 136458, 136724, 151116, 159201, 175788, 185554, 194292, 205086, 212268, 226674, 239267, 263682, 272916, 278331, 307629, 318402, 340011, 371108, 410172, 453348, 477603, 478534, 527364, 556662, 615258, 636804, 649439, 680022, 717801, 834993, 922887, 955206, 957068, 1113324, 1230516, 1298878, 1360044, 1435602, 1669986, 1845774, 1910412, 1948317, 2153403, 2504979, 2597756, 2871204, 3339972, 3691548, 3896634, 4306806, 4546073, 5009958, 5844951, 6460209, 7793268, 8613612, 9092146, 10019916, 11689902, 12920418, 13638219, 17534853, 18184292, 23379804, 25840836, 27276438, 35069706, 40914657, 54552876, 70139412, 81829314, 122743971, 163658628, 245487942, 490975884]

約数ペア:

[(1, 490975884), (2, 245487942), (3, 163658628), (4, 122743971), (6, 81829314), (7, 70139412), (9, 54552876), (12, 40914657), (14, 35069706), (18, 27276438), (19, 25840836), (21, 23379804), (27, 18184292), (28, 17534853), (36, 13638219), (38, 12920418), (42, 11689902), (49, 10019916), (54, 9092146), (57, 8613612), (63, 7793268), (76, 6460209), (84, 5844951), (98, 5009958), (108, 4546073), (114, 4306806), (126, 3896634), (133, 3691548), (147, 3339972), (171, 2871204), (189, 2597756), (196, 2504979), (228, 2153403), (252, 1948317), (257, 1910412), (266, 1845774), (294, 1669986), (342, 1435602), (361, 1360044), (378, 1298878), (399, 1230516), (441, 1113324), (513, 957068), (514, 955206), (532, 922887), (588, 834993), (684, 717801), (722, 680022), (756, 649439), (771, 636804), (798, 615258), (882, 556662), (931, 527364), (1026, 478534), (1028, 477603), (1083, 453348), (1197, 410172), (1323, 371108), (1444, 340011), (1542, 318402), (1596, 307629), (1764, 278331), (1799, 272916), (1862, 263682), (2052, 239267), (2166, 226674), (2313, 212268), (2394, 205086), (2527, 194292), (2646, 185554), (2793, 175788), (3084, 159201), (3249, 151116), (3591, 136724), (3598, 136458), (3724, 131841), (4332, 113337), (4626, 106134), (4788, 102543), (4883, 100548), (5054, 97146), (5292, 92777), (5397, 90972), (5586, 87894), (6498, 75558), (6939, 70756), (7182, 68362), (7196, 68229), (7581, 64764), (8379, 58596), (9252, 53067), (9747, 50372), (9766, 50274), (10108, 48573), (10794, 45486), (11172, 43947), (12593, 38988), (12996, 37779), (13878, 35378), (14364, 34181), (14649, 33516), (15162, 32382), (16191, 30324), (16758, 29298), (17689, 27756), (19494, 25186), (19532, 25137), (21588, 22743)]