199013880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 647277120

約数和(自身を除く): 448263240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 193, 195, 260, 312, 386, 390, 520, 579, 661, 772, 780, 965, 1158, 1322, 1544, 1560, 1930, 1983, 2316, 2509, 2644, 2895, 3305, 3860, 3966, 4632, 5018, 5288, 5790, 6610, 7527, 7720, 7932, 8593, 9915, 10036, 11580, 12545, 13220, 15054, 15864, 17186, 19830, 20072, 23160, 25090, 25779, 26440, 30108, 34372, 37635, 39660, 42965, 50180, 51558, 60216, 68744, 75270, 79320, 85930, 100360, 103116, 127573, 128895, 150540, 171860, 206232, 255146, 257790, 301080, 343720, 382719, 510292, 515580, 637865, 765438, 1020584, 1031160, 1275730, 1530876, 1658449, 1913595, 2551460, 3061752, 3316898, 3827190, 4975347, 5102920, 6633796, 7654380, 8292245, 9950694, 13267592, 15308760, 16584490, 19901388, 24876735, 33168980, 39802776, 49753470, 66337960, 99506940, 199013880]

約数ペア:

[(1, 199013880), (2, 99506940), (3, 66337960), (4, 49753470), (5, 39802776), (6, 33168980), (8, 24876735), (10, 19901388), (12, 16584490), (13, 15308760), (15, 13267592), (20, 9950694), (24, 8292245), (26, 7654380), (30, 6633796), (39, 5102920), (40, 4975347), (52, 3827190), (60, 3316898), (65, 3061752), (78, 2551460), (104, 1913595), (120, 1658449), (130, 1530876), (156, 1275730), (193, 1031160), (195, 1020584), (260, 765438), (312, 637865), (386, 515580), (390, 510292), (520, 382719), (579, 343720), (661, 301080), (772, 257790), (780, 255146), (965, 206232), (1158, 171860), (1322, 150540), (1544, 128895), (1560, 127573), (1930, 103116), (1983, 100360), (2316, 85930), (2509, 79320), (2644, 75270), (2895, 68744), (3305, 60216), (3860, 51558), (3966, 50180), (4632, 42965), (5018, 39660), (5288, 37635), (5790, 34372), (6610, 30108), (7527, 26440), (7720, 25779), (7932, 25090), (8593, 23160), (9915, 20072), (10036, 19830), (11580, 17186), (12545, 15864), (13220, 15054)]