261718272

素因数分解:

$2^8\times 3^2\times {\mathrm{29}}^1\times {\mathrm{3917}}^1$

素因数の和:3968

約数の個数: 108

約数和(自身を含む): 780818220

約数和(自身を除く): 519099948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 256, 261, 288, 348, 384, 464, 522, 576, 696, 768, 928, 1044, 1152, 1392, 1856, 2088, 2304, 2784, 3712, 3917, 4176, 5568, 7424, 7834, 8352, 11136, 11751, 15668, 16704, 22272, 23502, 31336, 33408, 35253, 47004, 62672, 66816, 70506, 94008, 113593, 125344, 141012, 188016, 227186, 250688, 282024, 340779, 376032, 454372, 501376, 564048, 681558, 752064, 908744, 1002752, 1022337, 1128096, 1363116, 1504128, 1817488, 2044674, 2256192, 2726232, 3008256, 3634976, 4089348, 4512384, 5452464, 7269952, 8178696, 9024768, 10904928, 14539904, 16357392, 21809856, 29079808, 32714784, 43619712, 65429568, 87239424, 130859136, 261718272]

約数ペア:

[(1, 261718272), (2, 130859136), (3, 87239424), (4, 65429568), (6, 43619712), (8, 32714784), (9, 29079808), (12, 21809856), (16, 16357392), (18, 14539904), (24, 10904928), (29, 9024768), (32, 8178696), (36, 7269952), (48, 5452464), (58, 4512384), (64, 4089348), (72, 3634976), (87, 3008256), (96, 2726232), (116, 2256192), (128, 2044674), (144, 1817488), (174, 1504128), (192, 1363116), (232, 1128096), (256, 1022337), (261, 1002752), (288, 908744), (348, 752064), (384, 681558), (464, 564048), (522, 501376), (576, 454372), (696, 376032), (768, 340779), (928, 282024), (1044, 250688), (1152, 227186), (1392, 188016), (1856, 141012), (2088, 125344), (2304, 113593), (2784, 94008), (3712, 70506), (3917, 66816), (4176, 62672), (5568, 47004), (7424, 35253), (7834, 33408), (8352, 31336), (11136, 23502), (11751, 22272), (15668, 16704)]