17647920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 60043776

約数和(自身を除く): 42395856

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, 127, 144, 180, 193, 240, 254, 360, 381, 386, 508, 579, 635, 720, 762, 772, 965, 1016, 1143, 1158, 1270, 1524, 1544, 1737, 1905, 1930, 2032, 2286, 2316, 2540, 2895, 3048, 3088, 3474, 3810, 3860, 4572, 4632, 5080, 5715, 5790, 6096, 6948, 7620, 7720, 8685, 9144, 9264, 10160, 11430, 11580, 13896, 15240, 15440, 17370, 18288, 22860, 23160, 24511, 27792, 30480, 34740, 45720, 46320, 49022, 69480, 73533, 91440, 98044, 122555, 138960, 147066, 196088, 220599, 245110, 294132, 367665, 392176, 441198, 490220, 588264, 735330, 882396, 980440, 1102995, 1176528, 1470660, 1764792, 1960880, 2205990, 2941320, 3529584, 4411980, 5882640, 8823960, 17647920]

約数ペア:

[(1, 17647920), (2, 8823960), (3, 5882640), (4, 4411980), (5, 3529584), (6, 2941320), (8, 2205990), (9, 1960880), (10, 1764792), (12, 1470660), (15, 1176528), (16, 1102995), (18, 980440), (20, 882396), (24, 735330), (30, 588264), (36, 490220), (40, 441198), (45, 392176), (48, 367665), (60, 294132), (72, 245110), (80, 220599), (90, 196088), (120, 147066), (127, 138960), (144, 122555), (180, 98044), (193, 91440), (240, 73533), (254, 69480), (360, 49022), (381, 46320), (386, 45720), (508, 34740), (579, 30480), (635, 27792), (720, 24511), (762, 23160), (772, 22860), (965, 18288), (1016, 17370), (1143, 15440), (1158, 15240), (1270, 13896), (1524, 11580), (1544, 11430), (1737, 10160), (1905, 9264), (1930, 9144), (2032, 8685), (2286, 7720), (2316, 7620), (2540, 6948), (2895, 6096), (3048, 5790), (3088, 5715), (3474, 5080), (3810, 4632), (3860, 4572)]