138990880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{643}}^1$

素因数の和:858

約数の個数: 96

約数和(自身を含む): 377806464

約数和(自身を除く): 238815584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 193, 224, 280, 386, 560, 643, 772, 965, 1120, 1286, 1351, 1544, 1930, 2572, 2702, 3088, 3215, 3860, 4501, 5144, 5404, 6176, 6430, 6755, 7720, 9002, 10288, 10808, 12860, 13510, 15440, 18004, 20576, 21616, 22505, 25720, 27020, 30880, 36008, 43232, 45010, 51440, 54040, 72016, 90020, 102880, 108080, 124099, 144032, 180040, 216160, 248198, 360080, 496396, 620495, 720160, 868693, 992792, 1240990, 1737386, 1985584, 2481980, 3474772, 3971168, 4343465, 4963960, 6949544, 8686930, 9927920, 13899088, 17373860, 19855840, 27798176, 34747720, 69495440, 138990880]

約数ペア:

[(1, 138990880), (2, 69495440), (4, 34747720), (5, 27798176), (7, 19855840), (8, 17373860), (10, 13899088), (14, 9927920), (16, 8686930), (20, 6949544), (28, 4963960), (32, 4343465), (35, 3971168), (40, 3474772), (56, 2481980), (70, 1985584), (80, 1737386), (112, 1240990), (140, 992792), (160, 868693), (193, 720160), (224, 620495), (280, 496396), (386, 360080), (560, 248198), (643, 216160), (772, 180040), (965, 144032), (1120, 124099), (1286, 108080), (1351, 102880), (1544, 90020), (1930, 72016), (2572, 54040), (2702, 51440), (3088, 45010), (3215, 43232), (3860, 36008), (4501, 30880), (5144, 27020), (5404, 25720), (6176, 22505), (6430, 21616), (6755, 20576), (7720, 18004), (9002, 15440), (10288, 13510), (10808, 12860)]