138245120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 176

約数和(自身を含む): 374158848

約数和(自身を除く): 235913728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 67, 80, 104, 124, 128, 130, 134, 155, 160, 208, 248, 256, 260, 268, 310, 320, 335, 403, 416, 496, 512, 520, 536, 620, 640, 670, 806, 832, 871, 992, 1024, 1040, 1072, 1240, 1280, 1340, 1612, 1664, 1742, 1984, 2015, 2077, 2080, 2144, 2480, 2560, 2680, 3224, 3328, 3484, 3968, 4030, 4154, 4160, 4288, 4355, 4960, 5120, 5360, 6448, 6656, 6968, 7936, 8060, 8308, 8320, 8576, 8710, 9920, 10385, 10720, 12896, 13312, 13936, 15872, 16120, 16616, 16640, 17152, 17420, 19840, 20770, 21440, 25792, 27001, 27872, 31744, 32240, 33232, 33280, 34304, 34840, 39680, 41540, 42880, 51584, 54002, 55744, 64480, 66464, 66560, 68608, 69680, 79360, 83080, 85760, 103168, 108004, 111488, 128960, 132928, 135005, 139360, 158720, 166160, 171520, 206336, 216008, 222976, 257920, 265856, 270010, 278720, 332320, 343040, 412672, 432016, 445952, 515840, 531712, 540020, 557440, 664640, 864032, 891904, 1031680, 1063424, 1080040, 1114880, 1329280, 1728064, 2063360, 2126848, 2160080, 2229760, 2658560, 3456128, 4320160, 4459520, 5317120, 6912256, 8640320, 10634240, 13824512, 17280640, 27649024, 34561280, 69122560, 138245120]

約数ペア:

[(1, 138245120), (2, 69122560), (4, 34561280), (5, 27649024), (8, 17280640), (10, 13824512), (13, 10634240), (16, 8640320), (20, 6912256), (26, 5317120), (31, 4459520), (32, 4320160), (40, 3456128), (52, 2658560), (62, 2229760), (64, 2160080), (65, 2126848), (67, 2063360), (80, 1728064), (104, 1329280), (124, 1114880), (128, 1080040), (130, 1063424), (134, 1031680), (155, 891904), (160, 864032), (208, 664640), (248, 557440), (256, 540020), (260, 531712), (268, 515840), (310, 445952), (320, 432016), (335, 412672), (403, 343040), (416, 332320), (496, 278720), (512, 270010), (520, 265856), (536, 257920), (620, 222976), (640, 216008), (670, 206336), (806, 171520), (832, 166160), (871, 158720), (992, 139360), (1024, 135005), (1040, 132928), (1072, 128960), (1240, 111488), (1280, 108004), (1340, 103168), (1612, 85760), (1664, 83080), (1742, 79360), (1984, 69680), (2015, 68608), (2077, 66560), (2080, 66464), (2144, 64480), (2480, 55744), (2560, 54002), (2680, 51584), (3224, 42880), (3328, 41540), (3484, 39680), (3968, 34840), (4030, 34304), (4154, 33280), (4160, 33232), (4288, 32240), (4355, 31744), (4960, 27872), (5120, 27001), (5360, 25792), (6448, 21440), (6656, 20770), (6968, 19840), (7936, 17420), (8060, 17152), (8308, 16640), (8320, 16616), (8576, 16120), (8710, 15872), (9920, 13936), (10385, 13312), (10720, 12896)]