31216640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 176

約数和(自身を含む): 93539712

約数和(自身を除く): 62323072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 67, 70, 80, 91, 104, 112, 128, 130, 134, 140, 160, 182, 208, 224, 256, 260, 268, 280, 320, 335, 364, 416, 448, 455, 469, 512, 520, 536, 560, 640, 670, 728, 832, 871, 896, 910, 938, 1024, 1040, 1072, 1120, 1280, 1340, 1456, 1664, 1742, 1792, 1820, 1876, 2080, 2144, 2240, 2345, 2560, 2680, 2912, 3328, 3484, 3584, 3640, 3752, 4160, 4288, 4355, 4480, 4690, 5120, 5360, 5824, 6097, 6656, 6968, 7168, 7280, 7504, 8320, 8576, 8710, 8960, 9380, 10720, 11648, 12194, 13312, 13936, 14560, 15008, 16640, 17152, 17420, 17920, 18760, 21440, 23296, 24388, 27872, 29120, 30016, 30485, 33280, 34304, 34840, 35840, 37520, 42880, 46592, 48776, 55744, 58240, 60032, 60970, 66560, 68608, 69680, 75040, 85760, 93184, 97552, 111488, 116480, 120064, 121940, 139360, 150080, 171520, 195104, 222976, 232960, 240128, 243880, 278720, 300160, 343040, 390208, 445952, 465920, 480256, 487760, 557440, 600320, 780416, 891904, 975520, 1114880, 1200640, 1560832, 1951040, 2229760, 2401280, 3121664, 3902080, 4459520, 6243328, 7804160, 15608320, 31216640]

約数ペア:

[(1, 31216640), (2, 15608320), (4, 7804160), (5, 6243328), (7, 4459520), (8, 3902080), (10, 3121664), (13, 2401280), (14, 2229760), (16, 1951040), (20, 1560832), (26, 1200640), (28, 1114880), (32, 975520), (35, 891904), (40, 780416), (52, 600320), (56, 557440), (64, 487760), (65, 480256), (67, 465920), (70, 445952), (80, 390208), (91, 343040), (104, 300160), (112, 278720), (128, 243880), (130, 240128), (134, 232960), (140, 222976), (160, 195104), (182, 171520), (208, 150080), (224, 139360), (256, 121940), (260, 120064), (268, 116480), (280, 111488), (320, 97552), (335, 93184), (364, 85760), (416, 75040), (448, 69680), (455, 68608), (469, 66560), (512, 60970), (520, 60032), (536, 58240), (560, 55744), (640, 48776), (670, 46592), (728, 42880), (832, 37520), (871, 35840), (896, 34840), (910, 34304), (938, 33280), (1024, 30485), (1040, 30016), (1072, 29120), (1120, 27872), (1280, 24388), (1340, 23296), (1456, 21440), (1664, 18760), (1742, 17920), (1792, 17420), (1820, 17152), (1876, 16640), (2080, 15008), (2144, 14560), (2240, 13936), (2345, 13312), (2560, 12194), (2680, 11648), (2912, 10720), (3328, 9380), (3484, 8960), (3584, 8710), (3640, 8576), (3752, 8320), (4160, 7504), (4288, 7280), (4355, 7168), (4480, 6968), (4690, 6656), (5120, 6097), (5360, 5824)]