290466148

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32117}}^1$

素因数の和:32164

約数の個数: 48

約数和(自身を含む): 647498880

約数和(自身を除く): 357032732

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 4522, 9044, 32117, 64234, 128468, 224819, 449638, 545989, 610223, 899276, 1091978, 1220446, 2183956, 2440892, 3821923, 4271561, 7643846, 8543122, 10373791, 15287692, 17086244, 20747582, 41495164, 72616537, 145233074, 290466148]

約数ペア:

[(1, 290466148), (2, 145233074), (4, 72616537), (7, 41495164), (14, 20747582), (17, 17086244), (19, 15287692), (28, 10373791), (34, 8543122), (38, 7643846), (68, 4271561), (76, 3821923), (119, 2440892), (133, 2183956), (238, 1220446), (266, 1091978), (323, 899276), (476, 610223), (532, 545989), (646, 449638), (1292, 224819), (2261, 128468), (4522, 64234), (9044, 32117)]