189438760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1093}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 488361600

約数和(自身を除く): 298922840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 619, 1093, 1238, 2186, 2476, 3095, 4333, 4372, 4952, 5465, 6190, 7651, 8666, 8744, 10930, 12380, 15302, 17332, 21665, 21860, 24760, 30604, 34664, 38255, 43330, 43720, 61208, 76510, 86660, 153020, 173320, 306040, 676567, 1353134, 2706268, 3382835, 4735969, 5412536, 6765670, 9471938, 13531340, 18943876, 23679845, 27062680, 37887752, 47359690, 94719380, 189438760]

約数ペア:

[(1, 189438760), (2, 94719380), (4, 47359690), (5, 37887752), (7, 27062680), (8, 23679845), (10, 18943876), (14, 13531340), (20, 9471938), (28, 6765670), (35, 5412536), (40, 4735969), (56, 3382835), (70, 2706268), (140, 1353134), (280, 676567), (619, 306040), (1093, 173320), (1238, 153020), (2186, 86660), (2476, 76510), (3095, 61208), (4333, 43720), (4372, 43330), (4952, 38255), (5465, 34664), (6190, 30604), (7651, 24760), (8666, 21860), (8744, 21665), (10930, 17332), (12380, 15302)]