261474048

素因数分解:

$2^8\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 288

約数和(自身を含む): 892819200

約数和(自身を除く): 631345152

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 44, 48, 54, 57, 64, 66, 72, 76, 88, 96, 99, 108, 114, 128, 132, 144, 152, 171, 176, 181, 192, 198, 209, 216, 228, 256, 264, 288, 297, 304, 342, 352, 362, 384, 396, 418, 432, 456, 513, 528, 543, 576, 594, 608, 627, 684, 704, 724, 768, 792, 836, 864, 912, 1026, 1056, 1086, 1152, 1188, 1216, 1254, 1368, 1408, 1448, 1584, 1629, 1672, 1728, 1824, 1881, 1991, 2052, 2112, 2172, 2304, 2376, 2432, 2508, 2736, 2816, 2896, 3168, 3258, 3344, 3439, 3456, 3648, 3762, 3982, 4104, 4224, 4344, 4752, 4864, 4887, 5016, 5472, 5643, 5792, 5973, 6336, 6516, 6688, 6878, 6912, 7296, 7524, 7964, 8208, 8448, 8688, 9504, 9774, 10032, 10317, 10944, 11286, 11584, 11946, 12672, 13032, 13376, 13756, 14592, 15048, 15928, 16416, 17376, 17919, 19008, 19548, 20064, 20634, 21888, 22572, 23168, 23892, 25344, 26064, 26752, 27512, 30096, 30951, 31856, 32832, 34752, 35838, 37829, 38016, 39096, 40128, 41268, 43776, 45144, 46336, 47784, 52128, 53504, 53757, 55024, 60192, 61902, 63712, 65664, 69504, 71676, 75658, 76032, 78192, 80256, 82536, 90288, 92853, 95568, 104256, 107514, 110048, 113487, 120384, 123804, 127424, 131328, 139008, 143352, 151316, 156384, 160512, 165072, 180576, 185706, 191136, 208512, 215028, 220096, 226974, 240768, 247608, 254848, 286704, 302632, 312768, 330144, 340461, 361152, 371412, 382272, 417024, 430056, 440192, 453948, 481536, 495216, 509696, 573408, 605264, 625536, 660288, 680922, 722304, 742824, 764544, 860112, 880384, 907896, 990432, 1021383, 1146816, 1210528, 1251072, 1320576, 1361844, 1444608, 1485648, 1529088, 1720224, 1815792, 1980864, 2042766, 2293632, 2421056, 2641152, 2723688, 2971296, 3440448, 3631584, 3961728, 4085532, 4587264, 4842112, 5447376, 5942592, 6880896, 7263168, 7923456, 8171064, 9684224, 10894752, 11885184, 13761792, 14526336, 16342128, 21789504, 23770368, 29052672, 32684256, 43579008, 65368512, 87158016, 130737024, 261474048]

約数ペア:

[(1, 261474048), (2, 130737024), (3, 87158016), (4, 65368512), (6, 43579008), (8, 32684256), (9, 29052672), (11, 23770368), (12, 21789504), (16, 16342128), (18, 14526336), (19, 13761792), (22, 11885184), (24, 10894752), (27, 9684224), (32, 8171064), (33, 7923456), (36, 7263168), (38, 6880896), (44, 5942592), (48, 5447376), (54, 4842112), (57, 4587264), (64, 4085532), (66, 3961728), (72, 3631584), (76, 3440448), (88, 2971296), (96, 2723688), (99, 2641152), (108, 2421056), (114, 2293632), (128, 2042766), (132, 1980864), (144, 1815792), (152, 1720224), (171, 1529088), (176, 1485648), (181, 1444608), (192, 1361844), (198, 1320576), (209, 1251072), (216, 1210528), (228, 1146816), (256, 1021383), (264, 990432), (288, 907896), (297, 880384), (304, 860112), (342, 764544), (352, 742824), (362, 722304), (384, 680922), (396, 660288), (418, 625536), (432, 605264), (456, 573408), (513, 509696), (528, 495216), (543, 481536), (576, 453948), (594, 440192), (608, 430056), (627, 417024), (684, 382272), (704, 371412), (724, 361152), (768, 340461), (792, 330144), (836, 312768), (864, 302632), (912, 286704), (1026, 254848), (1056, 247608), (1086, 240768), (1152, 226974), (1188, 220096), (1216, 215028), (1254, 208512), (1368, 191136), (1408, 185706), (1448, 180576), (1584, 165072), (1629, 160512), (1672, 156384), (1728, 151316), (1824, 143352), (1881, 139008), (1991, 131328), (2052, 127424), (2112, 123804), (2172, 120384), (2304, 113487), (2376, 110048), (2432, 107514), (2508, 104256), (2736, 95568), (2816, 92853), (2896, 90288), (3168, 82536), (3258, 80256), (3344, 78192), (3439, 76032), (3456, 75658), (3648, 71676), (3762, 69504), (3982, 65664), (4104, 63712), (4224, 61902), (4344, 60192), (4752, 55024), (4864, 53757), (4887, 53504), (5016, 52128), (5472, 47784), (5643, 46336), (5792, 45144), (5973, 43776), (6336, 41268), (6516, 40128), (6688, 39096), (6878, 38016), (6912, 37829), (7296, 35838), (7524, 34752), (7964, 32832), (8208, 31856), (8448, 30951), (8688, 30096), (9504, 27512), (9774, 26752), (10032, 26064), (10317, 25344), (10944, 23892), (11286, 23168), (11584, 22572), (11946, 21888), (12672, 20634), (13032, 20064), (13376, 19548), (13756, 19008), (14592, 17919), (15048, 17376), (15928, 16416)]