128279808

素因数分解:

$2^8\times 3^3\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 144

約数和(自身を含む): 386397760

約数和(自身を除く): 258117952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 96, 108, 128, 134, 144, 192, 201, 216, 256, 268, 277, 288, 384, 402, 432, 536, 554, 576, 603, 768, 804, 831, 864, 1072, 1108, 1152, 1206, 1608, 1662, 1728, 1809, 2144, 2216, 2304, 2412, 2493, 3216, 3324, 3456, 3618, 4288, 4432, 4824, 4986, 6432, 6648, 6912, 7236, 7479, 8576, 8864, 9648, 9972, 12864, 13296, 14472, 14958, 17152, 17728, 18559, 19296, 19944, 25728, 26592, 28944, 29916, 35456, 37118, 38592, 39888, 51456, 53184, 55677, 57888, 59832, 70912, 74236, 77184, 79776, 106368, 111354, 115776, 119664, 148472, 154368, 159552, 167031, 212736, 222708, 231552, 239328, 296944, 319104, 334062, 445416, 463104, 478656, 501093, 593888, 638208, 668124, 890832, 957312, 1002186, 1187776, 1336248, 1781664, 1914624, 2004372, 2375552, 2672496, 3563328, 4008744, 4751104, 5344992, 7126656, 8017488, 10689984, 14253312, 16034976, 21379968, 32069952, 42759936, 64139904, 128279808]

約数ペア:

[(1, 128279808), (2, 64139904), (3, 42759936), (4, 32069952), (6, 21379968), (8, 16034976), (9, 14253312), (12, 10689984), (16, 8017488), (18, 7126656), (24, 5344992), (27, 4751104), (32, 4008744), (36, 3563328), (48, 2672496), (54, 2375552), (64, 2004372), (67, 1914624), (72, 1781664), (96, 1336248), (108, 1187776), (128, 1002186), (134, 957312), (144, 890832), (192, 668124), (201, 638208), (216, 593888), (256, 501093), (268, 478656), (277, 463104), (288, 445416), (384, 334062), (402, 319104), (432, 296944), (536, 239328), (554, 231552), (576, 222708), (603, 212736), (768, 167031), (804, 159552), (831, 154368), (864, 148472), (1072, 119664), (1108, 115776), (1152, 111354), (1206, 106368), (1608, 79776), (1662, 77184), (1728, 74236), (1809, 70912), (2144, 59832), (2216, 57888), (2304, 55677), (2412, 53184), (2493, 51456), (3216, 39888), (3324, 38592), (3456, 37118), (3618, 35456), (4288, 29916), (4432, 28944), (4824, 26592), (4986, 25728), (6432, 19944), (6648, 19296), (6912, 18559), (7236, 17728), (7479, 17152), (8576, 14958), (8864, 14472), (9648, 13296), (9972, 12864)]