255557120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1140

約数の個数: 160

約数和(自身を含む): 754826688

約数和(自身を除く): 499269568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 1040, 1097, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2194, 2240, 2560, 2912, 3328, 3584, 3640, 4160, 4388, 4480, 5485, 5824, 6656, 7280, 7679, 8320, 8776, 8960, 10970, 11648, 14261, 14560, 15358, 16640, 17552, 17920, 21940, 23296, 28522, 29120, 30716, 33280, 35104, 38395, 43880, 46592, 57044, 58240, 61432, 70208, 71305, 76790, 87760, 99827, 114088, 116480, 122864, 140416, 142610, 153580, 175520, 199654, 228176, 232960, 245728, 280832, 285220, 307160, 351040, 399308, 456352, 491456, 499135, 561664, 570440, 614320, 702080, 798616, 912704, 982912, 998270, 1140880, 1228640, 1404160, 1597232, 1825408, 1965824, 1996540, 2281760, 2457280, 2808320, 3194464, 3650816, 3931648, 3993080, 4563520, 4914560, 6388928, 7301632, 7986160, 9127040, 9829120, 12777856, 15972320, 18254080, 19658240, 25555712, 31944640, 36508160, 51111424, 63889280, 127778560, 255557120]

約数ペア:

[(1, 255557120), (2, 127778560), (4, 63889280), (5, 51111424), (7, 36508160), (8, 31944640), (10, 25555712), (13, 19658240), (14, 18254080), (16, 15972320), (20, 12777856), (26, 9829120), (28, 9127040), (32, 7986160), (35, 7301632), (40, 6388928), (52, 4914560), (56, 4563520), (64, 3993080), (65, 3931648), (70, 3650816), (80, 3194464), (91, 2808320), (104, 2457280), (112, 2281760), (128, 1996540), (130, 1965824), (140, 1825408), (160, 1597232), (182, 1404160), (208, 1228640), (224, 1140880), (256, 998270), (260, 982912), (280, 912704), (320, 798616), (364, 702080), (416, 614320), (448, 570440), (455, 561664), (512, 499135), (520, 491456), (560, 456352), (640, 399308), (728, 351040), (832, 307160), (896, 285220), (910, 280832), (1040, 245728), (1097, 232960), (1120, 228176), (1280, 199654), (1456, 175520), (1664, 153580), (1792, 142610), (1820, 140416), (2080, 122864), (2194, 116480), (2240, 114088), (2560, 99827), (2912, 87760), (3328, 76790), (3584, 71305), (3640, 70208), (4160, 61432), (4388, 58240), (4480, 57044), (5485, 46592), (5824, 43880), (6656, 38395), (7280, 35104), (7679, 33280), (8320, 30716), (8776, 29120), (8960, 28522), (10970, 23296), (11648, 21940), (14261, 17920), (14560, 17552), (15358, 16640)]