About the Number

272120128

272120127 ← → 272120129

2進数表記:10000001110000011100101000000

漢数字表記:二億七千二百十二万百二十八

素因数分解:

2 6 × 7 2 × 19 1 × 4567 1

素因数の和:4612
約数の個数: 84
約数和(自身を含む): 661355040
約数和(自身を除く): 389234912

約数列:
[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 448, 532, 608, 784, 931, 1064, 1216, 1568, 1862, 2128, 3136, 3724, 4256, 4567, 7448, 8512, 9134, 14896, 18268, 29792, 31969, 36536, 59584, 63938, 73072, 86773, 127876, 146144, 173546, 223783, 255752, 292288, 347092, 447566, 511504, 607411, 694184, 895132, 1023008, 1214822, 1388368, 1790264, 2046016, 2429644, 2776736, 3580528, 4251877, 4859288, 5553472, 7161056, 8503754, 9718576, 14322112, 17007508, 19437152, 34015016, 38874304, 68030032, 136060064, 272120128]

約数ペア:
[(1, 272120128), (2, 136060064), (4, 68030032), (7, 38874304), (8, 34015016), (14, 19437152), (16, 17007508), (19, 14322112), (28, 9718576), (32, 8503754), (38, 7161056), (49, 5553472), (56, 4859288), (64, 4251877), (76, 3580528), (98, 2776736), (112, 2429644), (133, 2046016), (152, 1790264), (196, 1388368), (224, 1214822), (266, 1023008), (304, 895132), (392, 694184), (448, 607411), (532, 511504), (608, 447566), (784, 347092), (931, 292288), (1064, 255752), (1216, 223783), (1568, 173546), (1862, 146144), (2128, 127876), (3136, 86773), (3724, 73072), (4256, 63938), (4567, 59584), (7448, 36536), (8512, 31969), (9134, 29792), (14896, 18268)]

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