30856836

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 80650080

約数和(自身を除く): 49793244

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 361, 419, 646, 722, 838, 969, 1083, 1257, 1292, 1444, 1676, 1938, 2166, 2514, 3876, 4332, 5028, 6137, 7123, 7961, 12274, 14246, 15922, 18411, 21369, 23883, 24548, 28492, 31844, 36822, 42738, 47766, 73644, 85476, 95532, 135337, 151259, 270674, 302518, 406011, 453777, 541348, 605036, 812022, 907554, 1624044, 1815108, 2571403, 5142806, 7714209, 10285612, 15428418, 30856836]

約数ペア:

[(1, 30856836), (2, 15428418), (3, 10285612), (4, 7714209), (6, 5142806), (12, 2571403), (17, 1815108), (19, 1624044), (34, 907554), (38, 812022), (51, 605036), (57, 541348), (68, 453777), (76, 406011), (102, 302518), (114, 270674), (204, 151259), (228, 135337), (323, 95532), (361, 85476), (419, 73644), (646, 47766), (722, 42738), (838, 36822), (969, 31844), (1083, 28492), (1257, 24548), (1292, 23883), (1444, 21369), (1676, 18411), (1938, 15922), (2166, 14246), (2514, 12274), (3876, 7961), (4332, 7123), (5028, 6137)]