689399136

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:661

約数の個数: 144

約数和(自身を含む): 2043241200

約数和(自身を除く): 1353842064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 197, 232, 261, 288, 348, 394, 419, 464, 522, 591, 696, 788, 838, 928, 1044, 1182, 1257, 1392, 1576, 1676, 1773, 2088, 2364, 2514, 2784, 3152, 3352, 3546, 3771, 4176, 4728, 5028, 5713, 6304, 6704, 7092, 7542, 8352, 9456, 10056, 11426, 12151, 13408, 14184, 15084, 17139, 18912, 20112, 22852, 24302, 28368, 30168, 34278, 36453, 40224, 45704, 48604, 51417, 56736, 60336, 68556, 72906, 82543, 91408, 97208, 102834, 109359, 120672, 137112, 145812, 165086, 182816, 194416, 205668, 218718, 247629, 274224, 291624, 330172, 388832, 411336, 437436, 495258, 548448, 583248, 660344, 742887, 822672, 874872, 990516, 1166496, 1320688, 1485774, 1645344, 1749744, 1981032, 2393747, 2641376, 2971548, 3499488, 3962064, 4787494, 5943096, 7181241, 7924128, 9574988, 11886192, 14362482, 19149976, 21543723, 23772384, 28724964, 38299952, 43087446, 57449928, 76599904, 86174892, 114899856, 172349784, 229799712, 344699568, 689399136]

約数ペア:

[(1, 689399136), (2, 344699568), (3, 229799712), (4, 172349784), (6, 114899856), (8, 86174892), (9, 76599904), (12, 57449928), (16, 43087446), (18, 38299952), (24, 28724964), (29, 23772384), (32, 21543723), (36, 19149976), (48, 14362482), (58, 11886192), (72, 9574988), (87, 7924128), (96, 7181241), (116, 5943096), (144, 4787494), (174, 3962064), (197, 3499488), (232, 2971548), (261, 2641376), (288, 2393747), (348, 1981032), (394, 1749744), (419, 1645344), (464, 1485774), (522, 1320688), (591, 1166496), (696, 990516), (788, 874872), (838, 822672), (928, 742887), (1044, 660344), (1182, 583248), (1257, 548448), (1392, 495258), (1576, 437436), (1676, 411336), (1773, 388832), (2088, 330172), (2364, 291624), (2514, 274224), (2784, 247629), (3152, 218718), (3352, 205668), (3546, 194416), (3771, 182816), (4176, 165086), (4728, 145812), (5028, 137112), (5713, 120672), (6304, 109359), (6704, 102834), (7092, 97208), (7542, 91408), (8352, 82543), (9456, 72906), (10056, 68556), (11426, 60336), (12151, 56736), (13408, 51417), (14184, 48604), (15084, 45704), (17139, 40224), (18912, 36453), (20112, 34278), (22852, 30168), (24302, 28368)]