About the Number

129193290

129193289 ← → 129193291

2進数表記:111101100110101010101001010

漢数字表記:一億二千九百十九万三千二百九十

素因数分解:

2 1 × 3 2 × 5 1 × 89 1 × 127 2

素因数の和:356
約数の個数: 72
約数和(自身を含む): 342372420
約数和(自身を除く): 213179130

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 127, 178, 254, 267, 381, 445, 534, 635, 762, 801, 890, 1143, 1270, 1335, 1602, 1905, 2286, 2670, 3810, 4005, 5715, 8010, 11303, 11430, 16129, 22606, 32258, 33909, 48387, 56515, 67818, 80645, 96774, 101727, 113030, 145161, 161290, 169545, 203454, 241935, 290322, 339090, 483870, 508635, 725805, 1017270, 1435481, 1451610, 2870962, 4306443, 7177405, 8612886, 12919329, 14354810, 21532215, 25838658, 43064430, 64596645, 129193290]

約数ペア:
[(1, 129193290), (2, 64596645), (3, 43064430), (5, 25838658), (6, 21532215), (9, 14354810), (10, 12919329), (15, 8612886), (18, 7177405), (30, 4306443), (45, 2870962), (89, 1451610), (90, 1435481), (127, 1017270), (178, 725805), (254, 508635), (267, 483870), (381, 339090), (445, 290322), (534, 241935), (635, 203454), (762, 169545), (801, 161290), (890, 145161), (1143, 113030), (1270, 101727), (1335, 96774), (1602, 80645), (1905, 67818), (2286, 56515), (2670, 48387), (3810, 33909), (4005, 32258), (5715, 22606), (8010, 16129), (11303, 11430)]

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