123122560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17489}}^1$

素因数の和:17519

約数の個数: 64

約数和(自身を含む): 321116400

約数和(自身を除く): 197993840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 17489, 34978, 69956, 87445, 139912, 174890, 192379, 279824, 349780, 384758, 559648, 699560, 769516, 961895, 1119296, 1399120, 1539032, 1923790, 2238592, 2798240, 3078064, 3847580, 5596480, 6156128, 7695160, 11192960, 12312256, 15390320, 24624512, 30780640, 61561280, 123122560]

約数ペア:

[(1, 123122560), (2, 61561280), (4, 30780640), (5, 24624512), (8, 15390320), (10, 12312256), (11, 11192960), (16, 7695160), (20, 6156128), (22, 5596480), (32, 3847580), (40, 3078064), (44, 2798240), (55, 2238592), (64, 1923790), (80, 1539032), (88, 1399120), (110, 1119296), (128, 961895), (160, 769516), (176, 699560), (220, 559648), (320, 384758), (352, 349780), (440, 279824), (640, 192379), (704, 174890), (880, 139912), (1408, 87445), (1760, 69956), (3520, 34978), (7040, 17489)]