123257520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{887}}^1$

素因数の和:1099

約数の個数: 120

約数和(自身を含む): 416553696

約数和(自身を除く): 293296176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 193, 240, 360, 386, 579, 720, 772, 887, 965, 1158, 1544, 1737, 1774, 1930, 2316, 2661, 2895, 3088, 3474, 3548, 3860, 4435, 4632, 5322, 5790, 6948, 7096, 7720, 7983, 8685, 8870, 9264, 10644, 11580, 13305, 13896, 14192, 15440, 15966, 17370, 17740, 21288, 23160, 26610, 27792, 31932, 34740, 35480, 39915, 42576, 46320, 53220, 63864, 69480, 70960, 79830, 106440, 127728, 138960, 159660, 171191, 212880, 319320, 342382, 513573, 638640, 684764, 855955, 1027146, 1369528, 1540719, 1711910, 2054292, 2567865, 2739056, 3081438, 3423820, 4108584, 5135730, 6162876, 6847640, 7703595, 8217168, 10271460, 12325752, 13695280, 15407190, 20542920, 24651504, 30814380, 41085840, 61628760, 123257520]

約数ペア:

[(1, 123257520), (2, 61628760), (3, 41085840), (4, 30814380), (5, 24651504), (6, 20542920), (8, 15407190), (9, 13695280), (10, 12325752), (12, 10271460), (15, 8217168), (16, 7703595), (18, 6847640), (20, 6162876), (24, 5135730), (30, 4108584), (36, 3423820), (40, 3081438), (45, 2739056), (48, 2567865), (60, 2054292), (72, 1711910), (80, 1540719), (90, 1369528), (120, 1027146), (144, 855955), (180, 684764), (193, 638640), (240, 513573), (360, 342382), (386, 319320), (579, 212880), (720, 171191), (772, 159660), (887, 138960), (965, 127728), (1158, 106440), (1544, 79830), (1737, 70960), (1774, 69480), (1930, 63864), (2316, 53220), (2661, 46320), (2895, 42576), (3088, 39915), (3474, 35480), (3548, 34740), (3860, 31932), (4435, 27792), (4632, 26610), (5322, 23160), (5790, 21288), (6948, 17740), (7096, 17370), (7720, 15966), (7983, 15440), (8685, 14192), (8870, 13896), (9264, 13305), (10644, 11580)]