254678172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2259

約数の個数: 96

約数和(自身を含む): 720620544

約数和(自身を除く): 465942372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 61, 69, 84, 92, 122, 138, 161, 183, 244, 276, 322, 366, 427, 483, 644, 732, 854, 966, 1281, 1403, 1708, 1932, 2161, 2562, 2806, 4209, 4322, 5124, 5612, 6483, 8418, 8644, 9821, 12966, 15127, 16836, 19642, 25932, 29463, 30254, 39284, 45381, 49703, 58926, 60508, 90762, 99406, 117852, 131821, 149109, 181524, 198812, 263642, 298218, 347921, 395463, 527284, 596436, 695842, 790926, 922747, 1043763, 1391684, 1581852, 1845494, 2087526, 2768241, 3031883, 3690988, 4175052, 5536482, 6063766, 9095649, 11072964, 12127532, 18191298, 21223181, 36382596, 42446362, 63669543, 84892724, 127339086, 254678172]

約数ペア:

[(1, 254678172), (2, 127339086), (3, 84892724), (4, 63669543), (6, 42446362), (7, 36382596), (12, 21223181), (14, 18191298), (21, 12127532), (23, 11072964), (28, 9095649), (42, 6063766), (46, 5536482), (61, 4175052), (69, 3690988), (84, 3031883), (92, 2768241), (122, 2087526), (138, 1845494), (161, 1581852), (183, 1391684), (244, 1043763), (276, 922747), (322, 790926), (366, 695842), (427, 596436), (483, 527284), (644, 395463), (732, 347921), (854, 298218), (966, 263642), (1281, 198812), (1403, 181524), (1708, 149109), (1932, 131821), (2161, 117852), (2562, 99406), (2806, 90762), (4209, 60508), (4322, 58926), (5124, 49703), (5612, 45381), (6483, 39284), (8418, 30254), (8644, 29463), (9821, 25932), (12966, 19642), (15127, 16836)]