320427996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{7211}}^1$

素因数の和:7271

約数の個数: 72

約数和(自身を含む): 893364864

約数和(自身を除く): 572936868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 529, 644, 966, 1058, 1587, 1932, 2116, 3174, 3703, 6348, 7211, 7406, 11109, 14422, 14812, 21633, 22218, 28844, 43266, 44436, 50477, 86532, 100954, 151431, 165853, 201908, 302862, 331706, 497559, 605724, 663412, 995118, 1160971, 1990236, 2321942, 3482913, 3814619, 4643884, 6965826, 7629238, 11443857, 13931652, 15258476, 22887714, 26702333, 45775428, 53404666, 80106999, 106809332, 160213998, 320427996]

約数ペア:

[(1, 320427996), (2, 160213998), (3, 106809332), (4, 80106999), (6, 53404666), (7, 45775428), (12, 26702333), (14, 22887714), (21, 15258476), (23, 13931652), (28, 11443857), (42, 7629238), (46, 6965826), (69, 4643884), (84, 3814619), (92, 3482913), (138, 2321942), (161, 1990236), (276, 1160971), (322, 995118), (483, 663412), (529, 605724), (644, 497559), (966, 331706), (1058, 302862), (1587, 201908), (1932, 165853), (2116, 151431), (3174, 100954), (3703, 86532), (6348, 50477), (7211, 44436), (7406, 43266), (11109, 28844), (14422, 22218), (14812, 21633)]