1866155648

素因数分解:

$2^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 4364555520

約数和(自身を除く): 2498399872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 103, 112, 128, 146, 206, 224, 277, 292, 412, 448, 511, 554, 584, 721, 824, 896, 1022, 1108, 1168, 1442, 1648, 1939, 2044, 2216, 2336, 2884, 3296, 3878, 4088, 4432, 4672, 5768, 6592, 7519, 7756, 8176, 8864, 9344, 11536, 13184, 15038, 15512, 16352, 17728, 20221, 23072, 28531, 30076, 31024, 32704, 35456, 40442, 46144, 52633, 57062, 60152, 62048, 65408, 80884, 92288, 105266, 114124, 120304, 124096, 141547, 161768, 199717, 210532, 228248, 240608, 248192, 283094, 323536, 399434, 421064, 456496, 481216, 566188, 647072, 798868, 842128, 912992, 962432, 1132376, 1294144, 1597736, 1684256, 1825984, 2082763, 2264752, 2588288, 3195472, 3368512, 3651968, 4165526, 4529504, 6390944, 6737024, 8331052, 9059008, 12781888, 14579341, 16662104, 18118016, 25563776, 29158682, 33324208, 58317364, 66648416, 116634728, 133296832, 233269456, 266593664, 466538912, 933077824, 1866155648]

約数ペア:

[(1, 1866155648), (2, 933077824), (4, 466538912), (7, 266593664), (8, 233269456), (14, 133296832), (16, 116634728), (28, 66648416), (32, 58317364), (56, 33324208), (64, 29158682), (73, 25563776), (103, 18118016), (112, 16662104), (128, 14579341), (146, 12781888), (206, 9059008), (224, 8331052), (277, 6737024), (292, 6390944), (412, 4529504), (448, 4165526), (511, 3651968), (554, 3368512), (584, 3195472), (721, 2588288), (824, 2264752), (896, 2082763), (1022, 1825984), (1108, 1684256), (1168, 1597736), (1442, 1294144), (1648, 1132376), (1939, 962432), (2044, 912992), (2216, 842128), (2336, 798868), (2884, 647072), (3296, 566188), (3878, 481216), (4088, 456496), (4432, 421064), (4672, 399434), (5768, 323536), (6592, 283094), (7519, 248192), (7756, 240608), (8176, 228248), (8864, 210532), (9344, 199717), (11536, 161768), (13184, 141547), (15038, 124096), (15512, 120304), (16352, 114124), (17728, 105266), (20221, 92288), (23072, 80884), (28531, 65408), (30076, 62048), (31024, 60152), (32704, 57062), (35456, 52633), (40442, 46144)]