128644096

素因数分解:

$2^{10}\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:295

約数の個数: 88

約数和(自身を含む): 298305216

約数和(自身を除く): 169661120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 137, 224, 256, 262, 274, 448, 512, 524, 548, 896, 917, 959, 1024, 1048, 1096, 1792, 1834, 1918, 2096, 2192, 3584, 3668, 3836, 4192, 4384, 7168, 7336, 7672, 8384, 8768, 14672, 15344, 16768, 17536, 17947, 29344, 30688, 33536, 35072, 35894, 58688, 61376, 67072, 70144, 71788, 117376, 122752, 125629, 134144, 140288, 143576, 234752, 245504, 251258, 287152, 469504, 491008, 502516, 574304, 939008, 982016, 1005032, 1148608, 2010064, 2297216, 4020128, 4594432, 8040256, 9188864, 16080512, 18377728, 32161024, 64322048, 128644096]

約数ペア:

[(1, 128644096), (2, 64322048), (4, 32161024), (7, 18377728), (8, 16080512), (14, 9188864), (16, 8040256), (28, 4594432), (32, 4020128), (56, 2297216), (64, 2010064), (112, 1148608), (128, 1005032), (131, 982016), (137, 939008), (224, 574304), (256, 502516), (262, 491008), (274, 469504), (448, 287152), (512, 251258), (524, 245504), (548, 234752), (896, 143576), (917, 140288), (959, 134144), (1024, 125629), (1048, 122752), (1096, 117376), (1792, 71788), (1834, 70144), (1918, 67072), (2096, 61376), (2192, 58688), (3584, 35894), (3668, 35072), (3836, 33536), (4192, 30688), (4384, 29344), (7168, 17947), (7336, 17536), (7672, 16768), (8384, 15344), (8768, 14672)]