About the Number

108991140

108991139 ← → 108991141

2進数表記:110011111110001001010100100

漢数字表記:一億八百九十九万千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 61 1 × 97 1 × 307 1

素因数の和:477
約数の個数: 96
約数和(自身を含む): 314396544
約数和(自身を除く): 205405404

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 97, 122, 183, 194, 244, 291, 305, 307, 366, 388, 485, 582, 610, 614, 732, 915, 921, 970, 1164, 1220, 1228, 1455, 1535, 1830, 1842, 1940, 2910, 3070, 3660, 3684, 4605, 5820, 5917, 6140, 9210, 11834, 17751, 18420, 18727, 23668, 29585, 29779, 35502, 37454, 56181, 59170, 59558, 71004, 74908, 88755, 89337, 93635, 112362, 118340, 119116, 148895, 177510, 178674, 187270, 224724, 280905, 297790, 355020, 357348, 374540, 446685, 561810, 595580, 893370, 1123620, 1786740, 1816519, 3633038, 5449557, 7266076, 9082595, 10899114, 18165190, 21798228, 27247785, 36330380, 54495570, 108991140]

約数ペア:
[(1, 108991140), (2, 54495570), (3, 36330380), (4, 27247785), (5, 21798228), (6, 18165190), (10, 10899114), (12, 9082595), (15, 7266076), (20, 5449557), (30, 3633038), (60, 1816519), (61, 1786740), (97, 1123620), (122, 893370), (183, 595580), (194, 561810), (244, 446685), (291, 374540), (305, 357348), (307, 355020), (366, 297790), (388, 280905), (485, 224724), (582, 187270), (610, 178674), (614, 177510), (732, 148895), (915, 119116), (921, 118340), (970, 112362), (1164, 93635), (1220, 89337), (1228, 88755), (1455, 74908), (1535, 71004), (1830, 59558), (1842, 59170), (1940, 56181), (2910, 37454), (3070, 35502), (3660, 29779), (3684, 29585), (4605, 23668), (5820, 18727), (5917, 18420), (6140, 17751), (9210, 11834)]

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