218375248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6572

約数の個数: 80

約数和(自身を含む): 543465216

約数和(自身を除く): 325089968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 598, 644, 728, 1196, 1288, 1456, 2093, 2392, 2576, 4186, 4784, 6521, 8372, 13042, 16744, 26084, 33488, 45647, 52168, 84773, 91294, 104336, 149983, 169546, 182588, 299966, 339092, 365176, 593411, 599932, 678184, 730352, 1049881, 1186822, 1199864, 1356368, 1949779, 2099762, 2373644, 2399728, 3899558, 4199524, 4747288, 7799116, 8399048, 9494576, 13648453, 15598232, 16798096, 27296906, 31196464, 54593812, 109187624, 218375248]

約数ペア:

[(1, 218375248), (2, 109187624), (4, 54593812), (7, 31196464), (8, 27296906), (13, 16798096), (14, 15598232), (16, 13648453), (23, 9494576), (26, 8399048), (28, 7799116), (46, 4747288), (52, 4199524), (56, 3899558), (91, 2399728), (92, 2373644), (104, 2099762), (112, 1949779), (161, 1356368), (182, 1199864), (184, 1186822), (208, 1049881), (299, 730352), (322, 678184), (364, 599932), (368, 593411), (598, 365176), (644, 339092), (728, 299966), (1196, 182588), (1288, 169546), (1456, 149983), (2093, 104336), (2392, 91294), (2576, 84773), (4186, 52168), (4784, 45647), (6521, 33488), (8372, 26084), (13042, 16744)]