About the Number

209557248

209557247 ← → 209557249

2進数表記:1100011111011001011100000000

漢数字表記:二億九百五十五万七千二百四十八

素因数分解:

2 8 × 3 1 × 29 1 × 97 2

素因数の和:242
約数の個数: 108
約数和(自身を含む): 582969240
約数和(自身を除く): 373411992

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 97, 116, 128, 174, 192, 194, 232, 256, 291, 348, 384, 388, 464, 582, 696, 768, 776, 928, 1164, 1392, 1552, 1856, 2328, 2784, 2813, 3104, 3712, 4656, 5568, 5626, 6208, 7424, 8439, 9312, 9409, 11136, 11252, 12416, 16878, 18624, 18818, 22272, 22504, 24832, 28227, 33756, 37248, 37636, 45008, 56454, 67512, 74496, 75272, 90016, 112908, 135024, 150544, 180032, 225816, 270048, 272861, 301088, 360064, 451632, 540096, 545722, 602176, 720128, 818583, 903264, 1080192, 1091444, 1204352, 1637166, 1806528, 2160384, 2182888, 2408704, 3274332, 3613056, 4365776, 6548664, 7226112, 8731552, 13097328, 17463104, 26194656, 34926208, 52389312, 69852416, 104778624, 209557248]

約数ペア:
[(1, 209557248), (2, 104778624), (3, 69852416), (4, 52389312), (6, 34926208), (8, 26194656), (12, 17463104), (16, 13097328), (24, 8731552), (29, 7226112), (32, 6548664), (48, 4365776), (58, 3613056), (64, 3274332), (87, 2408704), (96, 2182888), (97, 2160384), (116, 1806528), (128, 1637166), (174, 1204352), (192, 1091444), (194, 1080192), (232, 903264), (256, 818583), (291, 720128), (348, 602176), (384, 545722), (388, 540096), (464, 451632), (582, 360064), (696, 301088), (768, 272861), (776, 270048), (928, 225816), (1164, 180032), (1392, 150544), (1552, 135024), (1856, 112908), (2328, 90016), (2784, 75272), (2813, 74496), (3104, 67512), (3712, 56454), (4656, 45008), (5568, 37636), (5626, 37248), (6208, 33756), (7424, 28227), (8439, 24832), (9312, 22504), (9409, 22272), (11136, 18818), (11252, 18624), (12416, 16878)]

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