About the Number

386641290

386641289 ← → 386641291

2進数表記:10111000010111010110110001010

漢数字表記:三億八千六百六十四万千二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 107 1 × 17207 1

素因数の和:17331
約数の個数: 64
約数和(自身を含む): 1070475264
約数和(自身を除く): 683833974

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 535, 642, 749, 1070, 1498, 1605, 2247, 3210, 3745, 4494, 7490, 11235, 17207, 22470, 34414, 51621, 86035, 103242, 120449, 172070, 240898, 258105, 361347, 516210, 602245, 722694, 1204490, 1806735, 1841149, 3613470, 3682298, 5523447, 9205745, 11046894, 12888043, 18411490, 25776086, 27617235, 38664129, 55234470, 64440215, 77328258, 128880430, 193320645, 386641290]

約数ペア:
[(1, 386641290), (2, 193320645), (3, 128880430), (5, 77328258), (6, 64440215), (7, 55234470), (10, 38664129), (14, 27617235), (15, 25776086), (21, 18411490), (30, 12888043), (35, 11046894), (42, 9205745), (70, 5523447), (105, 3682298), (107, 3613470), (210, 1841149), (214, 1806735), (321, 1204490), (535, 722694), (642, 602245), (749, 516210), (1070, 361347), (1498, 258105), (1605, 240898), (2247, 172070), (3210, 120449), (3745, 103242), (4494, 86035), (7490, 51621), (11235, 34414), (17207, 22470)]

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