1878990848

素因数分解:

$2^{13}\times 7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 168

約数和(自身を含む): 4542153984

約数和(自身を除く): 2663163136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 151, 196, 217, 224, 248, 256, 302, 392, 434, 448, 496, 512, 604, 784, 868, 896, 992, 1024, 1057, 1208, 1519, 1568, 1736, 1792, 1984, 2048, 2114, 2416, 3038, 3136, 3472, 3584, 3968, 4096, 4228, 4681, 4832, 6076, 6272, 6944, 7168, 7399, 7936, 8192, 8456, 9362, 9664, 12152, 12544, 13888, 14336, 14798, 15872, 16912, 18724, 19328, 24304, 25088, 27776, 28672, 29596, 31744, 32767, 33824, 37448, 38656, 48608, 50176, 55552, 57344, 59192, 63488, 65534, 67648, 74896, 77312, 97216, 100352, 111104, 118384, 126976, 131068, 135296, 149792, 154624, 194432, 200704, 222208, 229369, 236768, 253952, 262136, 270592, 299584, 309248, 388864, 401408, 444416, 458738, 473536, 524272, 541184, 599168, 618496, 777728, 888832, 917476, 947072, 1048544, 1082368, 1198336, 1236992, 1555456, 1777664, 1834952, 1894144, 2097088, 2164736, 2396672, 3110912, 3669904, 3788288, 4194176, 4329472, 4793344, 6221824, 7339808, 7576576, 8388352, 8658944, 9586688, 12443648, 14679616, 15153152, 16776704, 19173376, 29359232, 30306304, 33553408, 38346752, 58718464, 60612608, 67106816, 117436928, 134213632, 234873856, 268427264, 469747712, 939495424, 1878990848]

約数ペア:

[(1, 1878990848), (2, 939495424), (4, 469747712), (7, 268427264), (8, 234873856), (14, 134213632), (16, 117436928), (28, 67106816), (31, 60612608), (32, 58718464), (49, 38346752), (56, 33553408), (62, 30306304), (64, 29359232), (98, 19173376), (112, 16776704), (124, 15153152), (128, 14679616), (151, 12443648), (196, 9586688), (217, 8658944), (224, 8388352), (248, 7576576), (256, 7339808), (302, 6221824), (392, 4793344), (434, 4329472), (448, 4194176), (496, 3788288), (512, 3669904), (604, 3110912), (784, 2396672), (868, 2164736), (896, 2097088), (992, 1894144), (1024, 1834952), (1057, 1777664), (1208, 1555456), (1519, 1236992), (1568, 1198336), (1736, 1082368), (1792, 1048544), (1984, 947072), (2048, 917476), (2114, 888832), (2416, 777728), (3038, 618496), (3136, 599168), (3472, 541184), (3584, 524272), (3968, 473536), (4096, 458738), (4228, 444416), (4681, 401408), (4832, 388864), (6076, 309248), (6272, 299584), (6944, 270592), (7168, 262136), (7399, 253952), (7936, 236768), (8192, 229369), (8456, 222208), (9362, 200704), (9664, 194432), (12152, 154624), (12544, 149792), (13888, 135296), (14336, 131068), (14798, 126976), (15872, 118384), (16912, 111104), (18724, 100352), (19328, 97216), (24304, 77312), (25088, 74896), (27776, 67648), (28672, 65534), (29596, 63488), (31744, 59192), (32767, 57344), (33824, 55552), (37448, 50176), (38656, 48608)]