About the Number

129280032

129280031 ← → 129280033

2進数表記:111101101001010100000100000

漢数字表記:一億二千九百二十八万三十二

素因数分解:

2 5 × 3 2 × 7 2 × 9161 1

素因数の和:9191
約数の個数: 108
約数和(自身を含む): 427709646
約数和(自身を除く): 298429614

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 9161, 14112, 18322, 27483, 36644, 54966, 64127, 73288, 82449, 109932, 128254, 146576, 164898, 192381, 219864, 256508, 293152, 329796, 384762, 439728, 448889, 513016, 577143, 659592, 769524, 879456, 897778, 1026032, 1154286, 1319184, 1346667, 1539048, 1795556, 2052064, 2308572, 2638368, 2693334, 3078096, 3591112, 4040001, 4617144, 5386668, 6156192, 7182224, 8080002, 9234288, 10773336, 14364448, 16160004, 18468576, 21546672, 32320008, 43093344, 64640016, 129280032]

約数ペア:
[(1, 129280032), (2, 64640016), (3, 43093344), (4, 32320008), (6, 21546672), (7, 18468576), (8, 16160004), (9, 14364448), (12, 10773336), (14, 9234288), (16, 8080002), (18, 7182224), (21, 6156192), (24, 5386668), (28, 4617144), (32, 4040001), (36, 3591112), (42, 3078096), (48, 2693334), (49, 2638368), (56, 2308572), (63, 2052064), (72, 1795556), (84, 1539048), (96, 1346667), (98, 1319184), (112, 1154286), (126, 1026032), (144, 897778), (147, 879456), (168, 769524), (196, 659592), (224, 577143), (252, 513016), (288, 448889), (294, 439728), (336, 384762), (392, 329796), (441, 293152), (504, 256508), (588, 219864), (672, 192381), (784, 164898), (882, 146576), (1008, 128254), (1176, 109932), (1568, 82449), (1764, 73288), (2016, 64127), (2352, 54966), (3528, 36644), (4704, 27483), (7056, 18322), (9161, 14112)]

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