490695786

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4073

約数の個数: 128

約数和(自身を含む): 1389312000

約数和(自身を除く): 898616214

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 27, 34, 38, 42, 51, 54, 57, 63, 102, 114, 119, 126, 133, 153, 171, 189, 238, 266, 306, 323, 342, 357, 378, 399, 459, 513, 646, 714, 798, 918, 969, 1026, 1071, 1197, 1938, 2142, 2261, 2394, 2907, 3213, 3591, 4019, 4522, 5814, 6426, 6783, 7182, 8038, 8721, 12057, 13566, 17442, 20349, 24114, 28133, 36171, 40698, 56266, 61047, 68323, 72342, 76361, 84399, 108513, 122094, 136646, 152722, 168798, 204969, 217026, 229083, 253197, 409938, 458166, 478261, 506394, 534527, 614907, 687249, 759591, 956522, 1069054, 1229814, 1298137, 1374498, 1434783, 1519182, 1603581, 1844721, 2061747, 2596274, 2869566, 3207162, 3689442, 3894411, 4123494, 4304349, 4810743, 7788822, 8608698, 9086959, 9621486, 11683233, 12913047, 14432229, 18173918, 23366466, 25826094, 27260877, 28864458, 35049699, 54521754, 70099398, 81782631, 163565262, 245347893, 490695786]

約数ペア:

[(1, 490695786), (2, 245347893), (3, 163565262), (6, 81782631), (7, 70099398), (9, 54521754), (14, 35049699), (17, 28864458), (18, 27260877), (19, 25826094), (21, 23366466), (27, 18173918), (34, 14432229), (38, 12913047), (42, 11683233), (51, 9621486), (54, 9086959), (57, 8608698), (63, 7788822), (102, 4810743), (114, 4304349), (119, 4123494), (126, 3894411), (133, 3689442), (153, 3207162), (171, 2869566), (189, 2596274), (238, 2061747), (266, 1844721), (306, 1603581), (323, 1519182), (342, 1434783), (357, 1374498), (378, 1298137), (399, 1229814), (459, 1069054), (513, 956522), (646, 759591), (714, 687249), (798, 614907), (918, 534527), (969, 506394), (1026, 478261), (1071, 458166), (1197, 409938), (1938, 253197), (2142, 229083), (2261, 217026), (2394, 204969), (2907, 168798), (3213, 152722), (3591, 136646), (4019, 122094), (4522, 108513), (5814, 84399), (6426, 76361), (6783, 72342), (7182, 68323), (8038, 61047), (8721, 56266), (12057, 40698), (13566, 36171), (17442, 28133), (20349, 24114)]