223430144

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2067

約数の個数: 80

約数和(自身を含む): 526918656

約数和(自身を除く): 303488512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 2011, 3472, 3584, 3968, 4022, 6944, 7936, 8044, 13888, 14077, 15872, 16088, 27776, 28154, 32176, 55552, 56308, 62341, 64352, 111104, 112616, 124682, 128704, 225232, 249364, 257408, 436387, 450464, 498728, 514816, 872774, 900928, 997456, 1029632, 1745548, 1801856, 1994912, 3491096, 3603712, 3989824, 6982192, 7207424, 7979648, 13964384, 15959296, 27928768, 31918592, 55857536, 111715072, 223430144]

約数ペア:

[(1, 223430144), (2, 111715072), (4, 55857536), (7, 31918592), (8, 27928768), (14, 15959296), (16, 13964384), (28, 7979648), (31, 7207424), (32, 6982192), (56, 3989824), (62, 3603712), (64, 3491096), (112, 1994912), (124, 1801856), (128, 1745548), (217, 1029632), (224, 997456), (248, 900928), (256, 872774), (434, 514816), (448, 498728), (496, 450464), (512, 436387), (868, 257408), (896, 249364), (992, 225232), (1736, 128704), (1792, 124682), (1984, 112616), (2011, 111104), (3472, 64352), (3584, 62341), (3968, 56308), (4022, 55552), (6944, 32176), (7936, 28154), (8044, 27776), (13888, 16088), (14077, 15872)]