398027760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:883

約数の個数: 160

約数和(自身を含む): 1337706048

約数和(自身を除く): 939678288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 193, 195, 208, 240, 260, 312, 386, 390, 520, 579, 624, 661, 772, 780, 965, 1040, 1158, 1322, 1544, 1560, 1930, 1983, 2316, 2509, 2644, 2895, 3088, 3120, 3305, 3860, 3966, 4632, 5018, 5288, 5790, 6610, 7527, 7720, 7932, 8593, 9264, 9915, 10036, 10576, 11580, 12545, 13220, 15054, 15440, 15864, 17186, 19830, 20072, 23160, 25090, 25779, 26440, 30108, 31728, 34372, 37635, 39660, 40144, 42965, 46320, 50180, 51558, 52880, 60216, 68744, 75270, 79320, 85930, 100360, 103116, 120432, 127573, 128895, 137488, 150540, 158640, 171860, 200720, 206232, 255146, 257790, 301080, 343720, 382719, 412464, 510292, 515580, 602160, 637865, 687440, 765438, 1020584, 1031160, 1275730, 1530876, 1658449, 1913595, 2041168, 2062320, 2551460, 3061752, 3316898, 3827190, 4975347, 5102920, 6123504, 6633796, 7654380, 8292245, 9950694, 10205840, 13267592, 15308760, 16584490, 19901388, 24876735, 26535184, 30617520, 33168980, 39802776, 49753470, 66337960, 79605552, 99506940, 132675920, 199013880, 398027760]

約数ペア:

[(1, 398027760), (2, 199013880), (3, 132675920), (4, 99506940), (5, 79605552), (6, 66337960), (8, 49753470), (10, 39802776), (12, 33168980), (13, 30617520), (15, 26535184), (16, 24876735), (20, 19901388), (24, 16584490), (26, 15308760), (30, 13267592), (39, 10205840), (40, 9950694), (48, 8292245), (52, 7654380), (60, 6633796), (65, 6123504), (78, 5102920), (80, 4975347), (104, 3827190), (120, 3316898), (130, 3061752), (156, 2551460), (193, 2062320), (195, 2041168), (208, 1913595), (240, 1658449), (260, 1530876), (312, 1275730), (386, 1031160), (390, 1020584), (520, 765438), (579, 687440), (624, 637865), (661, 602160), (772, 515580), (780, 510292), (965, 412464), (1040, 382719), (1158, 343720), (1322, 301080), (1544, 257790), (1560, 255146), (1930, 206232), (1983, 200720), (2316, 171860), (2509, 158640), (2644, 150540), (2895, 137488), (3088, 128895), (3120, 127573), (3305, 120432), (3860, 103116), (3966, 100360), (4632, 85930), (5018, 79320), (5288, 75270), (5790, 68744), (6610, 60216), (7527, 52880), (7720, 51558), (7932, 50180), (8593, 46320), (9264, 42965), (9915, 40144), (10036, 39660), (10576, 37635), (11580, 34372), (12545, 31728), (13220, 30108), (15054, 26440), (15440, 25779), (15864, 25090), (17186, 23160), (19830, 20072)]