290343424

素因数分解:

$2^9\times 7^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 120

約数和(自身を含む): 688536288

約数和(自身を除く): 398192864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 163, 196, 224, 256, 284, 326, 392, 448, 497, 512, 568, 652, 784, 896, 994, 1136, 1141, 1304, 1568, 1792, 1988, 2272, 2282, 2608, 3136, 3479, 3584, 3976, 4544, 4564, 5216, 6272, 6958, 7952, 7987, 9088, 9128, 10432, 11573, 12544, 13916, 15904, 15974, 18176, 18256, 20864, 23146, 25088, 27832, 31808, 31948, 36352, 36512, 41728, 46292, 55664, 63616, 63896, 73024, 81011, 83456, 92584, 111328, 127232, 127792, 146048, 162022, 185168, 222656, 254464, 255584, 292096, 324044, 370336, 445312, 511168, 567077, 584192, 648088, 740672, 890624, 1022336, 1134154, 1296176, 1481344, 1781248, 2044672, 2268308, 2592352, 2962688, 4089344, 4536616, 5184704, 5925376, 9073232, 10369408, 18146464, 20738816, 36292928, 41477632, 72585856, 145171712, 290343424]

約数ペア:

[(1, 290343424), (2, 145171712), (4, 72585856), (7, 41477632), (8, 36292928), (14, 20738816), (16, 18146464), (28, 10369408), (32, 9073232), (49, 5925376), (56, 5184704), (64, 4536616), (71, 4089344), (98, 2962688), (112, 2592352), (128, 2268308), (142, 2044672), (163, 1781248), (196, 1481344), (224, 1296176), (256, 1134154), (284, 1022336), (326, 890624), (392, 740672), (448, 648088), (497, 584192), (512, 567077), (568, 511168), (652, 445312), (784, 370336), (896, 324044), (994, 292096), (1136, 255584), (1141, 254464), (1304, 222656), (1568, 185168), (1792, 162022), (1988, 146048), (2272, 127792), (2282, 127232), (2608, 111328), (3136, 92584), (3479, 83456), (3584, 81011), (3976, 73024), (4544, 63896), (4564, 63616), (5216, 55664), (6272, 46292), (6958, 41728), (7952, 36512), (7987, 36352), (9088, 31948), (9128, 31808), (10432, 27832), (11573, 25088), (12544, 23146), (13916, 20864), (15904, 18256), (15974, 18176)]