254163456

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2946

約数の個数: 120

約数和(自身を含む): 772405920

約数和(自身を除く): 518242464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 512, 576, 608, 684, 768, 912, 1152, 1216, 1368, 1536, 1824, 2304, 2432, 2736, 2903, 3648, 4608, 4864, 5472, 5806, 7296, 8709, 9728, 10944, 11612, 14592, 17418, 21888, 23224, 26127, 29184, 34836, 43776, 46448, 52254, 55157, 69672, 87552, 92896, 104508, 110314, 139344, 165471, 185792, 209016, 220628, 278688, 330942, 371584, 418032, 441256, 496413, 557376, 661884, 743168, 836064, 882512, 992826, 1114752, 1323768, 1486336, 1672128, 1765024, 1985652, 2229504, 2647536, 3344256, 3530048, 3971304, 4459008, 5295072, 6688512, 7060096, 7942608, 10590144, 13377024, 14120192, 15885216, 21180288, 28240384, 31770432, 42360576, 63540864, 84721152, 127081728, 254163456]

約数ペア:

[(1, 254163456), (2, 127081728), (3, 84721152), (4, 63540864), (6, 42360576), (8, 31770432), (9, 28240384), (12, 21180288), (16, 15885216), (18, 14120192), (19, 13377024), (24, 10590144), (32, 7942608), (36, 7060096), (38, 6688512), (48, 5295072), (57, 4459008), (64, 3971304), (72, 3530048), (76, 3344256), (96, 2647536), (114, 2229504), (128, 1985652), (144, 1765024), (152, 1672128), (171, 1486336), (192, 1323768), (228, 1114752), (256, 992826), (288, 882512), (304, 836064), (342, 743168), (384, 661884), (456, 557376), (512, 496413), (576, 441256), (608, 418032), (684, 371584), (768, 330942), (912, 278688), (1152, 220628), (1216, 209016), (1368, 185792), (1536, 165471), (1824, 139344), (2304, 110314), (2432, 104508), (2736, 92896), (2903, 87552), (3648, 69672), (4608, 55157), (4864, 52254), (5472, 46448), (5806, 43776), (7296, 34836), (8709, 29184), (9728, 26127), (10944, 23224), (11612, 21888), (14592, 17418)]