390983936

素因数分解:

$2^8\times 7^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:540

約数の個数: 108

約数和(自身を含む): 922743360

約数和(自身を除く): 531759424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 196, 224, 256, 284, 392, 439, 448, 497, 568, 784, 878, 896, 994, 1136, 1568, 1756, 1792, 1988, 2272, 3073, 3136, 3479, 3512, 3976, 4544, 6146, 6272, 6958, 7024, 7952, 9088, 12292, 12544, 13916, 14048, 15904, 18176, 21511, 24584, 27832, 28096, 31169, 31808, 43022, 49168, 55664, 56192, 62338, 63616, 86044, 98336, 111328, 112384, 124676, 127232, 172088, 196672, 218183, 222656, 249352, 344176, 393344, 436366, 445312, 498704, 688352, 786688, 872732, 890624, 997408, 1376704, 1527281, 1745464, 1994816, 2753408, 3054562, 3490928, 3989632, 5506816, 6109124, 6981856, 7979264, 12218248, 13963712, 24436496, 27927424, 48872992, 55854848, 97745984, 195491968, 390983936]

約数ペア:

[(1, 390983936), (2, 195491968), (4, 97745984), (7, 55854848), (8, 48872992), (14, 27927424), (16, 24436496), (28, 13963712), (32, 12218248), (49, 7979264), (56, 6981856), (64, 6109124), (71, 5506816), (98, 3989632), (112, 3490928), (128, 3054562), (142, 2753408), (196, 1994816), (224, 1745464), (256, 1527281), (284, 1376704), (392, 997408), (439, 890624), (448, 872732), (497, 786688), (568, 688352), (784, 498704), (878, 445312), (896, 436366), (994, 393344), (1136, 344176), (1568, 249352), (1756, 222656), (1792, 218183), (1988, 196672), (2272, 172088), (3073, 127232), (3136, 124676), (3479, 112384), (3512, 111328), (3976, 98336), (4544, 86044), (6146, 63616), (6272, 62338), (6958, 56192), (7024, 55664), (7952, 49168), (9088, 43022), (12292, 31808), (12544, 31169), (13916, 28096), (14048, 27832), (15904, 24584), (18176, 21511)]