306897405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 533299200

約数和(自身を除く): 226401795

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 127, 139, 183, 285, 305, 381, 417, 635, 695, 915, 1159, 1905, 2085, 2413, 2641, 3477, 5795, 7239, 7747, 7923, 8479, 12065, 13205, 17385, 17653, 23241, 25437, 36195, 38735, 39615, 42395, 52959, 88265, 116205, 127185, 147193, 161101, 264795, 335407, 441579, 483303, 735965, 805505, 1006221, 1076833, 1677035, 2207895, 2416515, 3230499, 5031105, 5384165, 16152495, 20459827, 61379481, 102299135, 306897405]

約数ペア:

[(1, 306897405), (3, 102299135), (5, 61379481), (15, 20459827), (19, 16152495), (57, 5384165), (61, 5031105), (95, 3230499), (127, 2416515), (139, 2207895), (183, 1677035), (285, 1076833), (305, 1006221), (381, 805505), (417, 735965), (635, 483303), (695, 441579), (915, 335407), (1159, 264795), (1905, 161101), (2085, 147193), (2413, 127185), (2641, 116205), (3477, 88265), (5795, 52959), (7239, 42395), (7747, 39615), (7923, 38735), (8479, 36195), (12065, 25437), (13205, 23241), (17385, 17653)]