120812128

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 242479440

約数和(自身を除く): 121667312

約数列:

[1, 2, 4, 8, 16, 32, 139, 157, 173, 278, 314, 346, 556, 628, 692, 1112, 1256, 1384, 2224, 2512, 2768, 4448, 5024, 5536, 21823, 24047, 27161, 43646, 48094, 54322, 87292, 96188, 108644, 174584, 192376, 217288, 349168, 384752, 434576, 698336, 769504, 869152, 3775379, 7550758, 15101516, 30203032, 60406064, 120812128]

約数ペア:

[(1, 120812128), (2, 60406064), (4, 30203032), (8, 15101516), (16, 7550758), (32, 3775379), (139, 869152), (157, 769504), (173, 698336), (278, 434576), (314, 384752), (346, 349168), (556, 217288), (628, 192376), (692, 174584), (1112, 108644), (1256, 96188), (1384, 87292), (2224, 54322), (2512, 48094), (2768, 43646), (4448, 27161), (5024, 24047), (5536, 21823)]