128608128

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 256

約数和(自身を含む): 440640000

約数和(自身を除く): 312031872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 32, 33, 34, 36, 44, 48, 51, 54, 64, 66, 68, 72, 88, 96, 99, 102, 108, 128, 132, 136, 144, 153, 176, 187, 192, 198, 199, 204, 216, 264, 272, 288, 297, 306, 352, 374, 384, 396, 398, 408, 432, 459, 528, 544, 561, 576, 594, 597, 612, 704, 748, 792, 796, 816, 864, 918, 1056, 1088, 1122, 1152, 1188, 1194, 1224, 1408, 1496, 1584, 1592, 1632, 1683, 1728, 1791, 1836, 2112, 2176, 2189, 2244, 2376, 2388, 2448, 2992, 3168, 3184, 3264, 3366, 3383, 3456, 3582, 3672, 4224, 4378, 4488, 4752, 4776, 4896, 5049, 5373, 5984, 6336, 6368, 6528, 6567, 6732, 6766, 7164, 7344, 8756, 8976, 9504, 9552, 9792, 10098, 10149, 10746, 11968, 12672, 12736, 13134, 13464, 13532, 14328, 14688, 17512, 17952, 19008, 19104, 19584, 19701, 20196, 20298, 21492, 23936, 25472, 26268, 26928, 27064, 28656, 29376, 30447, 35024, 35904, 37213, 38016, 38208, 39402, 40392, 40596, 42984, 52536, 53856, 54128, 57312, 58752, 59103, 60894, 70048, 71808, 74426, 76416, 78804, 80784, 81192, 85968, 91341, 105072, 107712, 108256, 111639, 114624, 118206, 121788, 140096, 148852, 157608, 161568, 162384, 171936, 182682, 210144, 215424, 216512, 223278, 229248, 236412, 243576, 280192, 297704, 315216, 323136, 324768, 334917, 343872, 365364, 420288, 433024, 446556, 472824, 487152, 595408, 630432, 646272, 649536, 669834, 687744, 730728, 840576, 893112, 945648, 974304, 1004751, 1190816, 1260864, 1299072, 1339668, 1461456, 1786224, 1891296, 1948608, 2009502, 2381632, 2521728, 2679336, 2922912, 3572448, 3782592, 3897216, 4019004, 4763264, 5358672, 5845824, 7144896, 7565184, 8038008, 10717344, 11691648, 14289792, 16076016, 21434688, 32152032, 42869376, 64304064, 128608128]

約数ペア:

[(1, 128608128), (2, 64304064), (3, 42869376), (4, 32152032), (6, 21434688), (8, 16076016), (9, 14289792), (11, 11691648), (12, 10717344), (16, 8038008), (17, 7565184), (18, 7144896), (22, 5845824), (24, 5358672), (27, 4763264), (32, 4019004), (33, 3897216), (34, 3782592), (36, 3572448), (44, 2922912), (48, 2679336), (51, 2521728), (54, 2381632), (64, 2009502), (66, 1948608), (68, 1891296), (72, 1786224), (88, 1461456), (96, 1339668), (99, 1299072), (102, 1260864), (108, 1190816), (128, 1004751), (132, 974304), (136, 945648), (144, 893112), (153, 840576), (176, 730728), (187, 687744), (192, 669834), (198, 649536), (199, 646272), (204, 630432), (216, 595408), (264, 487152), (272, 472824), (288, 446556), (297, 433024), (306, 420288), (352, 365364), (374, 343872), (384, 334917), (396, 324768), (398, 323136), (408, 315216), (432, 297704), (459, 280192), (528, 243576), (544, 236412), (561, 229248), (576, 223278), (594, 216512), (597, 215424), (612, 210144), (704, 182682), (748, 171936), (792, 162384), (796, 161568), (816, 157608), (864, 148852), (918, 140096), (1056, 121788), (1088, 118206), (1122, 114624), (1152, 111639), (1188, 108256), (1194, 107712), (1224, 105072), (1408, 91341), (1496, 85968), (1584, 81192), (1592, 80784), (1632, 78804), (1683, 76416), (1728, 74426), (1791, 71808), (1836, 70048), (2112, 60894), (2176, 59103), (2189, 58752), (2244, 57312), (2376, 54128), (2388, 53856), (2448, 52536), (2992, 42984), (3168, 40596), (3184, 40392), (3264, 39402), (3366, 38208), (3383, 38016), (3456, 37213), (3582, 35904), (3672, 35024), (4224, 30447), (4378, 29376), (4488, 28656), (4752, 27064), (4776, 26928), (4896, 26268), (5049, 25472), (5373, 23936), (5984, 21492), (6336, 20298), (6368, 20196), (6528, 19701), (6567, 19584), (6732, 19104), (6766, 19008), (7164, 17952), (7344, 17512), (8756, 14688), (8976, 14328), (9504, 13532), (9552, 13464), (9792, 13134), (10098, 12736), (10149, 12672), (10746, 11968)]