About the Number

212571072

212571071 ← → 212571073

2進数表記:1100101010111001001111000000

漢数字表記:二億千二百五十七万千七十二

素因数分解:

2 6 × 3 2 × 7 1 × 52721 1

素因数の和:52746
約数の個数: 84
約数和(自身を含む): 696352176
約数和(自身を除く): 483781104

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 52721, 105442, 158163, 210884, 316326, 369047, 421768, 474489, 632652, 738094, 843536, 948978, 1107141, 1265304, 1476188, 1687072, 1897956, 2214282, 2530608, 2952376, 3321423, 3374144, 3795912, 4428564, 5061216, 5904752, 6642846, 7591824, 8857128, 10122432, 11809504, 13285692, 15183648, 17714256, 23619008, 26571384, 30367296, 35428512, 53142768, 70857024, 106285536, 212571072]

約数ペア:
[(1, 212571072), (2, 106285536), (3, 70857024), (4, 53142768), (6, 35428512), (7, 30367296), (8, 26571384), (9, 23619008), (12, 17714256), (14, 15183648), (16, 13285692), (18, 11809504), (21, 10122432), (24, 8857128), (28, 7591824), (32, 6642846), (36, 5904752), (42, 5061216), (48, 4428564), (56, 3795912), (63, 3374144), (64, 3321423), (72, 2952376), (84, 2530608), (96, 2214282), (112, 1897956), (126, 1687072), (144, 1476188), (168, 1265304), (192, 1107141), (224, 948978), (252, 843536), (288, 738094), (336, 632652), (448, 474489), (504, 421768), (576, 369047), (672, 316326), (1008, 210884), (1344, 158163), (2016, 105442), (4032, 52721)]

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