639021328

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 1443907584

約数和(自身を除く): 804886256

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 113, 121, 127, 176, 184, 226, 242, 253, 254, 368, 452, 484, 506, 508, 904, 968, 1012, 1016, 1243, 1397, 1808, 1936, 2024, 2032, 2486, 2599, 2783, 2794, 2921, 4048, 4972, 5198, 5566, 5588, 5842, 9944, 10396, 11132, 11176, 11684, 13673, 14351, 15367, 19888, 20792, 22264, 22352, 23368, 27346, 28589, 28702, 30734, 32131, 41584, 44528, 46736, 54692, 57178, 57404, 61468, 64262, 109384, 114356, 114808, 122936, 128524, 157861, 218768, 228712, 229616, 245872, 257048, 314479, 315722, 330073, 353441, 457424, 514096, 628958, 631444, 660146, 706882, 1257916, 1262888, 1320292, 1413764, 1736471, 2515832, 2525776, 2640584, 2827528, 3472942, 3630803, 5031664, 5281168, 5655056, 6945884, 7261606, 13891768, 14523212, 27783536, 29046424, 39938833, 58092848, 79877666, 159755332, 319510664, 639021328]

約数ペア:

[(1, 639021328), (2, 319510664), (4, 159755332), (8, 79877666), (11, 58092848), (16, 39938833), (22, 29046424), (23, 27783536), (44, 14523212), (46, 13891768), (88, 7261606), (92, 6945884), (113, 5655056), (121, 5281168), (127, 5031664), (176, 3630803), (184, 3472942), (226, 2827528), (242, 2640584), (253, 2525776), (254, 2515832), (368, 1736471), (452, 1413764), (484, 1320292), (506, 1262888), (508, 1257916), (904, 706882), (968, 660146), (1012, 631444), (1016, 628958), (1243, 514096), (1397, 457424), (1808, 353441), (1936, 330073), (2024, 315722), (2032, 314479), (2486, 257048), (2599, 245872), (2783, 229616), (2794, 228712), (2921, 218768), (4048, 157861), (4972, 128524), (5198, 122936), (5566, 114808), (5588, 114356), (5842, 109384), (9944, 64262), (10396, 61468), (11132, 57404), (11176, 57178), (11684, 54692), (13673, 46736), (14351, 44528), (15367, 41584), (19888, 32131), (20792, 30734), (22264, 28702), (22352, 28589), (23368, 27346)]