278340608

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 176

約数和(自身を含む): 715303680

約数和(自身を除く): 436963072

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 52, 56, 58, 64, 91, 103, 104, 112, 116, 128, 182, 203, 206, 208, 224, 232, 256, 364, 377, 406, 412, 416, 448, 464, 512, 721, 728, 754, 812, 824, 832, 896, 928, 1024, 1339, 1442, 1456, 1508, 1624, 1648, 1664, 1792, 1856, 2639, 2678, 2884, 2912, 2987, 3016, 3248, 3296, 3328, 3584, 3712, 5278, 5356, 5768, 5824, 5974, 6032, 6496, 6592, 6656, 7168, 7424, 9373, 10556, 10712, 11536, 11648, 11948, 12064, 12992, 13184, 13312, 14848, 18746, 20909, 21112, 21424, 23072, 23296, 23896, 24128, 25984, 26368, 29696, 37492, 38831, 41818, 42224, 42848, 46144, 46592, 47792, 48256, 51968, 52736, 74984, 77662, 83636, 84448, 85696, 92288, 93184, 95584, 96512, 103936, 105472, 149968, 155324, 167272, 168896, 171392, 184576, 191168, 193024, 207872, 271817, 299936, 310648, 334544, 337792, 342784, 369152, 382336, 386048, 543634, 599872, 621296, 669088, 675584, 685568, 738304, 764672, 1087268, 1199744, 1242592, 1338176, 1351168, 1371136, 1529344, 2174536, 2399488, 2485184, 2676352, 2702336, 3058688, 4349072, 4798976, 4970368, 5352704, 8698144, 9597952, 9940736, 10705408, 17396288, 19881472, 21410816, 34792576, 39762944, 69585152, 139170304, 278340608]

約数ペア:

[(1, 278340608), (2, 139170304), (4, 69585152), (7, 39762944), (8, 34792576), (13, 21410816), (14, 19881472), (16, 17396288), (26, 10705408), (28, 9940736), (29, 9597952), (32, 8698144), (52, 5352704), (56, 4970368), (58, 4798976), (64, 4349072), (91, 3058688), (103, 2702336), (104, 2676352), (112, 2485184), (116, 2399488), (128, 2174536), (182, 1529344), (203, 1371136), (206, 1351168), (208, 1338176), (224, 1242592), (232, 1199744), (256, 1087268), (364, 764672), (377, 738304), (406, 685568), (412, 675584), (416, 669088), (448, 621296), (464, 599872), (512, 543634), (721, 386048), (728, 382336), (754, 369152), (812, 342784), (824, 337792), (832, 334544), (896, 310648), (928, 299936), (1024, 271817), (1339, 207872), (1442, 193024), (1456, 191168), (1508, 184576), (1624, 171392), (1648, 168896), (1664, 167272), (1792, 155324), (1856, 149968), (2639, 105472), (2678, 103936), (2884, 96512), (2912, 95584), (2987, 93184), (3016, 92288), (3248, 85696), (3296, 84448), (3328, 83636), (3584, 77662), (3712, 74984), (5278, 52736), (5356, 51968), (5768, 48256), (5824, 47792), (5974, 46592), (6032, 46144), (6496, 42848), (6592, 42224), (6656, 41818), (7168, 38831), (7424, 37492), (9373, 29696), (10556, 26368), (10712, 25984), (11536, 24128), (11648, 23896), (11948, 23296), (12064, 23072), (12992, 21424), (13184, 21112), (13312, 20909), (14848, 18746)]