78491840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:614

約数の個数: 112

約数和(自身を含む): 217212672

約数和(自身を除く): 138720832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 320, 335, 448, 469, 523, 536, 560, 670, 938, 1046, 1072, 1120, 1340, 1876, 2092, 2144, 2240, 2345, 2615, 2680, 3661, 3752, 4184, 4288, 4690, 5230, 5360, 7322, 7504, 8368, 9380, 10460, 10720, 14644, 15008, 16736, 18305, 18760, 20920, 21440, 29288, 30016, 33472, 35041, 36610, 37520, 41840, 58576, 70082, 73220, 75040, 83680, 117152, 140164, 146440, 150080, 167360, 175205, 234304, 245287, 280328, 292880, 350410, 490574, 560656, 585760, 700820, 981148, 1121312, 1171520, 1226435, 1401640, 1962296, 2242624, 2452870, 2803280, 3924592, 4905740, 5606560, 7849184, 9811480, 11213120, 15698368, 19622960, 39245920, 78491840]

約数ペア:

[(1, 78491840), (2, 39245920), (4, 19622960), (5, 15698368), (7, 11213120), (8, 9811480), (10, 7849184), (14, 5606560), (16, 4905740), (20, 3924592), (28, 2803280), (32, 2452870), (35, 2242624), (40, 1962296), (56, 1401640), (64, 1226435), (67, 1171520), (70, 1121312), (80, 981148), (112, 700820), (134, 585760), (140, 560656), (160, 490574), (224, 350410), (268, 292880), (280, 280328), (320, 245287), (335, 234304), (448, 175205), (469, 167360), (523, 150080), (536, 146440), (560, 140164), (670, 117152), (938, 83680), (1046, 75040), (1072, 73220), (1120, 70082), (1340, 58576), (1876, 41840), (2092, 37520), (2144, 36610), (2240, 35041), (2345, 33472), (2615, 30016), (2680, 29288), (3661, 21440), (3752, 20920), (4184, 18760), (4288, 18305), (4690, 16736), (5230, 15008), (5360, 14644), (7322, 10720), (7504, 10460), (8368, 9380)]