About the Number

201561480

201561479 ← → 201561481

2進数表記:1100000000111001010110001000

漢数字表記:二億百五十六万千四百八十

素因数分解:

2 3 × 3 3 × 5 1 × 193 1 × 967 1

素因数の和:1180
約数の個数: 128
約数和(自身を含む): 676051200
約数和(自身を除く): 474489720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 193, 216, 270, 360, 386, 540, 579, 772, 965, 967, 1080, 1158, 1544, 1737, 1930, 1934, 2316, 2895, 2901, 3474, 3860, 3868, 4632, 4835, 5211, 5790, 5802, 6948, 7720, 7736, 8685, 8703, 9670, 10422, 11580, 11604, 13896, 14505, 17370, 17406, 19340, 20844, 23160, 23208, 26055, 26109, 29010, 34740, 34812, 38680, 41688, 43515, 52110, 52218, 58020, 69480, 69624, 87030, 104220, 104436, 116040, 130545, 174060, 186631, 208440, 208872, 261090, 348120, 373262, 522180, 559893, 746524, 933155, 1044360, 1119786, 1493048, 1679679, 1866310, 2239572, 2799465, 3359358, 3732620, 4479144, 5039037, 5598930, 6718716, 7465240, 8398395, 10078074, 11197860, 13437432, 16796790, 20156148, 22395720, 25195185, 33593580, 40312296, 50390370, 67187160, 100780740, 201561480]

約数ペア:
[(1, 201561480), (2, 100780740), (3, 67187160), (4, 50390370), (5, 40312296), (6, 33593580), (8, 25195185), (9, 22395720), (10, 20156148), (12, 16796790), (15, 13437432), (18, 11197860), (20, 10078074), (24, 8398395), (27, 7465240), (30, 6718716), (36, 5598930), (40, 5039037), (45, 4479144), (54, 3732620), (60, 3359358), (72, 2799465), (90, 2239572), (108, 1866310), (120, 1679679), (135, 1493048), (180, 1119786), (193, 1044360), (216, 933155), (270, 746524), (360, 559893), (386, 522180), (540, 373262), (579, 348120), (772, 261090), (965, 208872), (967, 208440), (1080, 186631), (1158, 174060), (1544, 130545), (1737, 116040), (1930, 104436), (1934, 104220), (2316, 87030), (2895, 69624), (2901, 69480), (3474, 58020), (3860, 52218), (3868, 52110), (4632, 43515), (4835, 41688), (5211, 38680), (5790, 34812), (5802, 34740), (6948, 29010), (7720, 26109), (7736, 26055), (8685, 23208), (8703, 23160), (9670, 20844), (10422, 19340), (11580, 17406), (11604, 17370), (13896, 14505)]

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