729481984

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1609}}^1$

素因数の和:1666

約数の個数: 144

約数和(自身を含む): 1895523840

約数和(自身を除く): 1166041856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 224, 253, 256, 308, 322, 352, 368, 448, 506, 616, 644, 704, 736, 896, 1012, 1232, 1288, 1408, 1472, 1609, 1771, 1792, 2024, 2464, 2576, 2816, 2944, 3218, 3542, 4048, 4928, 5152, 5888, 6436, 7084, 8096, 9856, 10304, 11263, 12872, 14168, 16192, 17699, 19712, 20608, 22526, 25744, 28336, 32384, 35398, 37007, 41216, 45052, 51488, 56672, 64768, 70796, 74014, 90104, 102976, 113344, 123893, 141592, 148028, 180208, 205952, 226688, 247786, 259049, 283184, 296056, 360416, 407077, 411904, 453376, 495572, 518098, 566368, 592112, 720832, 814154, 991144, 1036196, 1132736, 1184224, 1441664, 1628308, 1982288, 2072392, 2265472, 2368448, 2849539, 2883328, 3256616, 3964576, 4144784, 4530944, 4736896, 5699078, 6513232, 7929152, 8289568, 9473792, 11398156, 13026464, 15858304, 16579136, 22796312, 26052928, 31716608, 33158272, 45592624, 52105856, 66316544, 91185248, 104211712, 182370496, 364740992, 729481984]

約数ペア:

[(1, 729481984), (2, 364740992), (4, 182370496), (7, 104211712), (8, 91185248), (11, 66316544), (14, 52105856), (16, 45592624), (22, 33158272), (23, 31716608), (28, 26052928), (32, 22796312), (44, 16579136), (46, 15858304), (56, 13026464), (64, 11398156), (77, 9473792), (88, 8289568), (92, 7929152), (112, 6513232), (128, 5699078), (154, 4736896), (161, 4530944), (176, 4144784), (184, 3964576), (224, 3256616), (253, 2883328), (256, 2849539), (308, 2368448), (322, 2265472), (352, 2072392), (368, 1982288), (448, 1628308), (506, 1441664), (616, 1184224), (644, 1132736), (704, 1036196), (736, 991144), (896, 814154), (1012, 720832), (1232, 592112), (1288, 566368), (1408, 518098), (1472, 495572), (1609, 453376), (1771, 411904), (1792, 407077), (2024, 360416), (2464, 296056), (2576, 283184), (2816, 259049), (2944, 247786), (3218, 226688), (3542, 205952), (4048, 180208), (4928, 148028), (5152, 141592), (5888, 123893), (6436, 113344), (7084, 102976), (8096, 90104), (9856, 74014), (10304, 70796), (11263, 64768), (12872, 56672), (14168, 51488), (16192, 45052), (17699, 41216), (19712, 37007), (20608, 35398), (22526, 32384), (25744, 28336)]