128903208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 388177920

約数和(自身を除く): 259274712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 53, 56, 62, 84, 93, 106, 124, 159, 168, 186, 212, 217, 248, 318, 371, 372, 424, 434, 467, 636, 651, 742, 744, 868, 934, 1113, 1272, 1302, 1401, 1484, 1643, 1736, 1868, 2226, 2604, 2802, 2968, 3269, 3286, 3736, 4452, 4929, 5208, 5604, 6538, 6572, 8904, 9807, 9858, 11208, 11501, 13076, 13144, 14477, 19614, 19716, 23002, 24751, 26152, 28954, 34503, 39228, 39432, 43431, 46004, 49502, 57908, 69006, 74253, 78456, 86862, 92008, 99004, 101339, 115816, 138012, 148506, 173257, 173724, 198008, 202678, 276024, 297012, 304017, 346514, 347448, 405356, 519771, 594024, 608034, 693028, 767281, 810712, 1039542, 1216068, 1386056, 1534562, 2079084, 2301843, 2432136, 3069124, 4158168, 4603686, 5370967, 6138248, 9207372, 10741934, 16112901, 18414744, 21483868, 32225802, 42967736, 64451604, 128903208]

約数ペア:

[(1, 128903208), (2, 64451604), (3, 42967736), (4, 32225802), (6, 21483868), (7, 18414744), (8, 16112901), (12, 10741934), (14, 9207372), (21, 6138248), (24, 5370967), (28, 4603686), (31, 4158168), (42, 3069124), (53, 2432136), (56, 2301843), (62, 2079084), (84, 1534562), (93, 1386056), (106, 1216068), (124, 1039542), (159, 810712), (168, 767281), (186, 693028), (212, 608034), (217, 594024), (248, 519771), (318, 405356), (371, 347448), (372, 346514), (424, 304017), (434, 297012), (467, 276024), (636, 202678), (651, 198008), (742, 173724), (744, 173257), (868, 148506), (934, 138012), (1113, 115816), (1272, 101339), (1302, 99004), (1401, 92008), (1484, 86862), (1643, 78456), (1736, 74253), (1868, 69006), (2226, 57908), (2604, 49502), (2802, 46004), (2968, 43431), (3269, 39432), (3286, 39228), (3736, 34503), (4452, 28954), (4929, 26152), (5208, 24751), (5604, 23002), (6538, 19716), (6572, 19614), (8904, 14477), (9807, 13144), (9858, 13076), (11208, 11501)]