54709480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 145117440

約数和(自身を除く): 90407960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 103, 140, 196, 206, 245, 271, 280, 392, 412, 490, 515, 542, 721, 824, 980, 1030, 1084, 1355, 1442, 1897, 1960, 2060, 2168, 2710, 2884, 3605, 3794, 4120, 5047, 5420, 5768, 7210, 7588, 9485, 10094, 10840, 13279, 14420, 15176, 18970, 20188, 25235, 26558, 27913, 28840, 37940, 40376, 50470, 53116, 55826, 66395, 75880, 100940, 106232, 111652, 132790, 139565, 195391, 201880, 223304, 265580, 279130, 390782, 531160, 558260, 781564, 976955, 1116520, 1367737, 1563128, 1953910, 2735474, 3907820, 5470948, 6838685, 7815640, 10941896, 13677370, 27354740, 54709480]

約数ペア:

[(1, 54709480), (2, 27354740), (4, 13677370), (5, 10941896), (7, 7815640), (8, 6838685), (10, 5470948), (14, 3907820), (20, 2735474), (28, 1953910), (35, 1563128), (40, 1367737), (49, 1116520), (56, 976955), (70, 781564), (98, 558260), (103, 531160), (140, 390782), (196, 279130), (206, 265580), (245, 223304), (271, 201880), (280, 195391), (392, 139565), (412, 132790), (490, 111652), (515, 106232), (542, 100940), (721, 75880), (824, 66395), (980, 55826), (1030, 53116), (1084, 50470), (1355, 40376), (1442, 37940), (1897, 28840), (1960, 27913), (2060, 26558), (2168, 25235), (2710, 20188), (2884, 18970), (3605, 15176), (3794, 14420), (4120, 13279), (5047, 10840), (5420, 10094), (5768, 9485), (7210, 7588)]