208938180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3557}}^1$

素因数の和:3669

約数の個数: 96

約数和(自身を含む): 645563520

約数和(自身を除く): 436625340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 89, 110, 132, 165, 178, 220, 267, 330, 356, 445, 534, 660, 890, 979, 1068, 1335, 1780, 1958, 2670, 2937, 3557, 3916, 4895, 5340, 5874, 7114, 9790, 10671, 11748, 14228, 14685, 17785, 19580, 21342, 29370, 35570, 39127, 42684, 53355, 58740, 71140, 78254, 106710, 117381, 156508, 195635, 213420, 234762, 316573, 391270, 469524, 586905, 633146, 782540, 949719, 1173810, 1266292, 1582865, 1899438, 2347620, 3165730, 3482303, 3798876, 4748595, 6331460, 6964606, 9497190, 10446909, 13929212, 17411515, 18994380, 20893818, 34823030, 41787636, 52234545, 69646060, 104469090, 208938180]

約数ペア:

[(1, 208938180), (2, 104469090), (3, 69646060), (4, 52234545), (5, 41787636), (6, 34823030), (10, 20893818), (11, 18994380), (12, 17411515), (15, 13929212), (20, 10446909), (22, 9497190), (30, 6964606), (33, 6331460), (44, 4748595), (55, 3798876), (60, 3482303), (66, 3165730), (89, 2347620), (110, 1899438), (132, 1582865), (165, 1266292), (178, 1173810), (220, 949719), (267, 782540), (330, 633146), (356, 586905), (445, 469524), (534, 391270), (660, 316573), (890, 234762), (979, 213420), (1068, 195635), (1335, 156508), (1780, 117381), (1958, 106710), (2670, 78254), (2937, 71140), (3557, 58740), (3916, 53355), (4895, 42684), (5340, 39127), (5874, 35570), (7114, 29370), (9790, 21342), (10671, 19580), (11748, 17785), (14228, 14685)]