56278656

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 144

約数和(自身を含む): 188577090

約数和(自身を除く): 132298434

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 997, 1008, 1152, 1176, 1344, 1568, 1764, 1994, 2016, 2352, 2688, 2991, 3136, 3528, 3988, 4032, 4704, 5982, 6272, 6979, 7056, 7976, 8064, 8973, 9408, 11964, 13958, 14112, 15952, 17946, 18816, 20937, 23928, 27916, 28224, 31904, 35892, 41874, 47856, 48853, 55832, 56448, 62811, 63808, 71784, 83748, 95712, 97706, 111664, 125622, 127616, 143568, 146559, 167496, 191424, 195412, 223328, 251244, 287136, 293118, 334992, 382848, 390824, 439677, 446656, 502488, 574272, 586236, 669984, 781648, 879354, 893312, 1004976, 1148544, 1172472, 1339968, 1563296, 1758708, 2009952, 2344944, 2679936, 3126592, 3517416, 4019904, 4689888, 6253184, 7034832, 8039808, 9379776, 14069664, 18759552, 28139328, 56278656]

約数ペア:

[(1, 56278656), (2, 28139328), (3, 18759552), (4, 14069664), (6, 9379776), (7, 8039808), (8, 7034832), (9, 6253184), (12, 4689888), (14, 4019904), (16, 3517416), (18, 3126592), (21, 2679936), (24, 2344944), (28, 2009952), (32, 1758708), (36, 1563296), (42, 1339968), (48, 1172472), (49, 1148544), (56, 1004976), (63, 893312), (64, 879354), (72, 781648), (84, 669984), (96, 586236), (98, 574272), (112, 502488), (126, 446656), (128, 439677), (144, 390824), (147, 382848), (168, 334992), (192, 293118), (196, 287136), (224, 251244), (252, 223328), (288, 195412), (294, 191424), (336, 167496), (384, 146559), (392, 143568), (441, 127616), (448, 125622), (504, 111664), (576, 97706), (588, 95712), (672, 83748), (784, 71784), (882, 63808), (896, 62811), (997, 56448), (1008, 55832), (1152, 48853), (1176, 47856), (1344, 41874), (1568, 35892), (1764, 31904), (1994, 28224), (2016, 27916), (2352, 23928), (2688, 20937), (2991, 18816), (3136, 17946), (3528, 15952), (3988, 14112), (4032, 13958), (4704, 11964), (5982, 9408), (6272, 8973), (6979, 8064), (7056, 7976)]