256703604

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 675118080

約数和(自身を除く): 418414476

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 103, 114, 204, 206, 228, 309, 323, 412, 618, 643, 646, 969, 1236, 1286, 1292, 1751, 1929, 1938, 1957, 2572, 3502, 3858, 3876, 3914, 5253, 5871, 7004, 7716, 7828, 10506, 10931, 11742, 12217, 21012, 21862, 23484, 24434, 32793, 33269, 36651, 43724, 48868, 65586, 66229, 66538, 73302, 99807, 131172, 132458, 133076, 146604, 198687, 199614, 207689, 264916, 397374, 399228, 415378, 623067, 794748, 830756, 1125893, 1246134, 1258351, 2251786, 2492268, 2516702, 3377679, 3775053, 4503572, 5033404, 6755358, 7550106, 13510716, 15100212, 21391967, 42783934, 64175901, 85567868, 128351802, 256703604]

約数ペア:

[(1, 256703604), (2, 128351802), (3, 85567868), (4, 64175901), (6, 42783934), (12, 21391967), (17, 15100212), (19, 13510716), (34, 7550106), (38, 6755358), (51, 5033404), (57, 4503572), (68, 3775053), (76, 3377679), (102, 2516702), (103, 2492268), (114, 2251786), (204, 1258351), (206, 1246134), (228, 1125893), (309, 830756), (323, 794748), (412, 623067), (618, 415378), (643, 399228), (646, 397374), (969, 264916), (1236, 207689), (1286, 199614), (1292, 198687), (1751, 146604), (1929, 133076), (1938, 132458), (1957, 131172), (2572, 99807), (3502, 73302), (3858, 66538), (3876, 66229), (3914, 65586), (5253, 48868), (5871, 43724), (7004, 36651), (7716, 33269), (7828, 32793), (10506, 24434), (10931, 23484), (11742, 21862), (12217, 21012)]