280870912

素因数分解:

$2^{14}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 671068160

約数和(自身を除く): 390197248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 79, 112, 124, 128, 158, 217, 224, 248, 256, 316, 434, 448, 496, 512, 553, 632, 868, 896, 992, 1024, 1106, 1264, 1736, 1792, 1984, 2048, 2212, 2449, 2528, 3472, 3584, 3968, 4096, 4424, 4898, 5056, 6944, 7168, 7936, 8192, 8848, 9796, 10112, 13888, 14336, 15872, 16384, 17143, 17696, 19592, 20224, 27776, 28672, 31744, 34286, 35392, 39184, 40448, 55552, 57344, 63488, 68572, 70784, 78368, 80896, 111104, 114688, 126976, 137144, 141568, 156736, 161792, 222208, 253952, 274288, 283136, 313472, 323584, 444416, 507904, 548576, 566272, 626944, 647168, 888832, 1097152, 1132544, 1253888, 1294336, 1777664, 2194304, 2265088, 2507776, 3555328, 4388608, 4530176, 5015552, 8777216, 9060352, 10031104, 17554432, 20062208, 35108864, 40124416, 70217728, 140435456, 280870912]

約数ペア:

[(1, 280870912), (2, 140435456), (4, 70217728), (7, 40124416), (8, 35108864), (14, 20062208), (16, 17554432), (28, 10031104), (31, 9060352), (32, 8777216), (56, 5015552), (62, 4530176), (64, 4388608), (79, 3555328), (112, 2507776), (124, 2265088), (128, 2194304), (158, 1777664), (217, 1294336), (224, 1253888), (248, 1132544), (256, 1097152), (316, 888832), (434, 647168), (448, 626944), (496, 566272), (512, 548576), (553, 507904), (632, 444416), (868, 323584), (896, 313472), (992, 283136), (1024, 274288), (1106, 253952), (1264, 222208), (1736, 161792), (1792, 156736), (1984, 141568), (2048, 137144), (2212, 126976), (2449, 114688), (2528, 111104), (3472, 80896), (3584, 78368), (3968, 70784), (4096, 68572), (4424, 63488), (4898, 57344), (5056, 55552), (6944, 40448), (7168, 39184), (7936, 35392), (8192, 34286), (8848, 31744), (9796, 28672), (10112, 27776), (13888, 20224), (14336, 19592), (15872, 17696), (16384, 17143)]