15776768

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 88

約数和(自身を含む): 37730304

約数和(自身を除く): 21953536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 217, 224, 248, 256, 284, 434, 448, 496, 497, 512, 568, 868, 896, 992, 994, 1024, 1136, 1736, 1792, 1984, 1988, 2201, 2272, 3472, 3584, 3968, 3976, 4402, 4544, 6944, 7168, 7936, 7952, 8804, 9088, 13888, 15407, 15872, 15904, 17608, 18176, 27776, 30814, 31744, 31808, 35216, 36352, 55552, 61628, 63616, 70432, 72704, 111104, 123256, 127232, 140864, 222208, 246512, 254464, 281728, 493024, 508928, 563456, 986048, 1126912, 1972096, 2253824, 3944192, 7888384, 15776768]

約数ペア:

[(1, 15776768), (2, 7888384), (4, 3944192), (7, 2253824), (8, 1972096), (14, 1126912), (16, 986048), (28, 563456), (31, 508928), (32, 493024), (56, 281728), (62, 254464), (64, 246512), (71, 222208), (112, 140864), (124, 127232), (128, 123256), (142, 111104), (217, 72704), (224, 70432), (248, 63616), (256, 61628), (284, 55552), (434, 36352), (448, 35216), (496, 31808), (497, 31744), (512, 30814), (568, 27776), (868, 18176), (896, 17608), (992, 15904), (994, 15872), (1024, 15407), (1136, 13888), (1736, 9088), (1792, 8804), (1984, 7952), (1988, 7936), (2201, 7168), (2272, 6944), (3472, 4544), (3584, 4402), (3968, 3976)]