About the Number

121021264

121021263 ← → 121021265

2進数表記:111001101101010001101010000

漢数字表記:一億二千百二万千二百六十四

素因数分解:

2 4 × 7 1 × 13 1 × 43 1 × 1933 1

素因数の和:2004
約数の個数: 80
約数和(自身を含む): 295453312
約数和(自身を除く): 174432048

約数列:
[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 1933, 2236, 2408, 3866, 3913, 4472, 4816, 7732, 7826, 8944, 13531, 15464, 15652, 25129, 27062, 30928, 31304, 50258, 54124, 62608, 83119, 100516, 108248, 166238, 175903, 201032, 216496, 332476, 351806, 402064, 581833, 664952, 703612, 1080547, 1163666, 1329904, 1407224, 2161094, 2327332, 2814448, 4322188, 4654664, 7563829, 8644376, 9309328, 15127658, 17288752, 30255316, 60510632, 121021264]

約数ペア:
[(1, 121021264), (2, 60510632), (4, 30255316), (7, 17288752), (8, 15127658), (13, 9309328), (14, 8644376), (16, 7563829), (26, 4654664), (28, 4322188), (43, 2814448), (52, 2327332), (56, 2161094), (86, 1407224), (91, 1329904), (104, 1163666), (112, 1080547), (172, 703612), (182, 664952), (208, 581833), (301, 402064), (344, 351806), (364, 332476), (559, 216496), (602, 201032), (688, 175903), (728, 166238), (1118, 108248), (1204, 100516), (1456, 83119), (1933, 62608), (2236, 54124), (2408, 50258), (3866, 31304), (3913, 30928), (4472, 27062), (4816, 25129), (7732, 15652), (7826, 15464), (8944, 13531)]

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