222554120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 521478000

約数和(自身を除く): 298923880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 173, 232, 290, 346, 580, 692, 865, 1109, 1160, 1384, 1730, 2218, 3460, 4436, 5017, 5545, 6920, 8872, 10034, 11090, 20068, 22180, 25085, 32161, 40136, 44360, 50170, 64322, 100340, 128644, 160805, 191857, 200680, 257288, 321610, 383714, 643220, 767428, 959285, 1286440, 1534856, 1918570, 3837140, 5563853, 7674280, 11127706, 22255412, 27819265, 44510824, 55638530, 111277060, 222554120]

約数ペア:

[(1, 222554120), (2, 111277060), (4, 55638530), (5, 44510824), (8, 27819265), (10, 22255412), (20, 11127706), (29, 7674280), (40, 5563853), (58, 3837140), (116, 1918570), (145, 1534856), (173, 1286440), (232, 959285), (290, 767428), (346, 643220), (580, 383714), (692, 321610), (865, 257288), (1109, 200680), (1160, 191857), (1384, 160805), (1730, 128644), (2218, 100340), (3460, 64322), (4436, 50170), (5017, 44360), (5545, 40136), (6920, 32161), (8872, 25085), (10034, 22180), (11090, 20068)]