About the Number

1309663488

1309663487 ← → 1309663489

2進数表記:1001110000011111110000100000000

漢数字表記:十三億九百六十六万三千四百八十八

素因数分解:

2 8 × 3 1 × 7 1 × 243613 1

素因数の和:243639
約数の個数: 72
約数和(自身を含む): 3983576128
約数和(自身を除く): 2673912640

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 243613, 487226, 730839, 974452, 1461678, 1705291, 1948904, 2923356, 3410582, 3897808, 5115873, 5846712, 6821164, 7795616, 10231746, 11693424, 13642328, 15591232, 20463492, 23386848, 27284656, 31182464, 40926984, 46773696, 54569312, 62364928, 81853968, 93547392, 109138624, 163707936, 187094784, 218277248, 327415872, 436554496, 654831744, 1309663488]

約数ペア:
[(1, 1309663488), (2, 654831744), (3, 436554496), (4, 327415872), (6, 218277248), (7, 187094784), (8, 163707936), (12, 109138624), (14, 93547392), (16, 81853968), (21, 62364928), (24, 54569312), (28, 46773696), (32, 40926984), (42, 31182464), (48, 27284656), (56, 23386848), (64, 20463492), (84, 15591232), (96, 13642328), (112, 11693424), (128, 10231746), (168, 7795616), (192, 6821164), (224, 5846712), (256, 5115873), (336, 3897808), (384, 3410582), (448, 2923356), (672, 1948904), (768, 1705291), (896, 1461678), (1344, 974452), (1792, 730839), (2688, 487226), (5376, 243613)]

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