1620397568

素因数分解:

$2^9\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 120

約数和(自身を含む): 3527533152

約数和(自身を除く): 1907135584

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 128, 136, 188, 233, 256, 272, 289, 376, 466, 512, 544, 578, 752, 799, 932, 1088, 1156, 1504, 1598, 1864, 2176, 2312, 3008, 3196, 3728, 3961, 4352, 4624, 6016, 6392, 7456, 7922, 8704, 9248, 10951, 12032, 12784, 13583, 14912, 15844, 18496, 21902, 24064, 25568, 27166, 29824, 31688, 36992, 43804, 51136, 54332, 59648, 63376, 67337, 73984, 87608, 102272, 108664, 119296, 126752, 134674, 147968, 175216, 186167, 204544, 217328, 253504, 269348, 350432, 372334, 409088, 434656, 507008, 538696, 700864, 744668, 869312, 1014016, 1077392, 1401728, 1489336, 1738624, 2028032, 2154784, 2803456, 2978672, 3164839, 3477248, 4309568, 5606912, 5957344, 6329678, 6954496, 8619136, 11914688, 12659356, 17238272, 23829376, 25318712, 34476544, 47658752, 50637424, 95317504, 101274848, 202549696, 405099392, 810198784, 1620397568]

約数ペア:

[(1, 1620397568), (2, 810198784), (4, 405099392), (8, 202549696), (16, 101274848), (17, 95317504), (32, 50637424), (34, 47658752), (47, 34476544), (64, 25318712), (68, 23829376), (94, 17238272), (128, 12659356), (136, 11914688), (188, 8619136), (233, 6954496), (256, 6329678), (272, 5957344), (289, 5606912), (376, 4309568), (466, 3477248), (512, 3164839), (544, 2978672), (578, 2803456), (752, 2154784), (799, 2028032), (932, 1738624), (1088, 1489336), (1156, 1401728), (1504, 1077392), (1598, 1014016), (1864, 869312), (2176, 744668), (2312, 700864), (3008, 538696), (3196, 507008), (3728, 434656), (3961, 409088), (4352, 372334), (4624, 350432), (6016, 269348), (6392, 253504), (7456, 217328), (7922, 204544), (8704, 186167), (9248, 175216), (10951, 147968), (12032, 134674), (12784, 126752), (13583, 119296), (14912, 108664), (15844, 102272), (18496, 87608), (21902, 73984), (24064, 67337), (25568, 63376), (27166, 59648), (29824, 54332), (31688, 51136), (36992, 43804)]