220874752

素因数分解:

$2^{11}\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 316913408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 71, 98, 112, 124, 128, 142, 196, 217, 224, 248, 256, 284, 392, 434, 448, 496, 497, 512, 568, 784, 868, 896, 992, 994, 1024, 1136, 1519, 1568, 1736, 1792, 1984, 1988, 2048, 2201, 2272, 3038, 3136, 3472, 3479, 3584, 3968, 3976, 4402, 4544, 6076, 6272, 6944, 6958, 7168, 7936, 7952, 8804, 9088, 12152, 12544, 13888, 13916, 14336, 15407, 15872, 15904, 17608, 18176, 24304, 25088, 27776, 27832, 30814, 31744, 31808, 35216, 36352, 48608, 50176, 55552, 55664, 61628, 63488, 63616, 70432, 72704, 97216, 100352, 107849, 111104, 111328, 123256, 127232, 140864, 145408, 194432, 215698, 222208, 222656, 246512, 254464, 281728, 388864, 431396, 444416, 445312, 493024, 508928, 563456, 777728, 862792, 890624, 986048, 1017856, 1126912, 1555456, 1725584, 1781248, 1972096, 2253824, 3110912, 3451168, 3562496, 3944192, 4507648, 6902336, 7124992, 7888384, 13804672, 15776768, 27609344, 31553536, 55218688, 110437376, 220874752]

約数ペア:

[(1, 220874752), (2, 110437376), (4, 55218688), (7, 31553536), (8, 27609344), (14, 15776768), (16, 13804672), (28, 7888384), (31, 7124992), (32, 6902336), (49, 4507648), (56, 3944192), (62, 3562496), (64, 3451168), (71, 3110912), (98, 2253824), (112, 1972096), (124, 1781248), (128, 1725584), (142, 1555456), (196, 1126912), (217, 1017856), (224, 986048), (248, 890624), (256, 862792), (284, 777728), (392, 563456), (434, 508928), (448, 493024), (496, 445312), (497, 444416), (512, 431396), (568, 388864), (784, 281728), (868, 254464), (896, 246512), (992, 222656), (994, 222208), (1024, 215698), (1136, 194432), (1519, 145408), (1568, 140864), (1736, 127232), (1792, 123256), (1984, 111328), (1988, 111104), (2048, 107849), (2201, 100352), (2272, 97216), (3038, 72704), (3136, 70432), (3472, 63616), (3479, 63488), (3584, 61628), (3968, 55664), (3976, 55552), (4402, 50176), (4544, 48608), (6076, 36352), (6272, 35216), (6944, 31808), (6958, 31744), (7168, 30814), (7936, 27832), (7952, 27776), (8804, 25088), (9088, 24304), (12152, 18176), (12544, 17608), (13888, 15904), (13916, 15872), (14336, 15407)]