123845120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{6911}}^1$

素因数の和:6941

約数の個数: 80

約数和(自身を含む): 339406848

約数和(自身を除く): 215561728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 6911, 8960, 13822, 17920, 27644, 34555, 48377, 55288, 69110, 96754, 110576, 138220, 193508, 221152, 241885, 276440, 387016, 442304, 483770, 552880, 774032, 884608, 967540, 1105760, 1548064, 1769216, 1935080, 2211520, 3096128, 3538432, 3870160, 4423040, 6192256, 7740320, 8846080, 12384512, 15480640, 17692160, 24769024, 30961280, 61922560, 123845120]

約数ペア:

[(1, 123845120), (2, 61922560), (4, 30961280), (5, 24769024), (7, 17692160), (8, 15480640), (10, 12384512), (14, 8846080), (16, 7740320), (20, 6192256), (28, 4423040), (32, 3870160), (35, 3538432), (40, 3096128), (56, 2211520), (64, 1935080), (70, 1769216), (80, 1548064), (112, 1105760), (128, 967540), (140, 884608), (160, 774032), (224, 552880), (256, 483770), (280, 442304), (320, 387016), (448, 276440), (512, 241885), (560, 221152), (640, 193508), (896, 138220), (1120, 110576), (1280, 96754), (1792, 69110), (2240, 55288), (2560, 48377), (3584, 34555), (4480, 27644), (6911, 17920), (8960, 13822)]