243734260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{158269}}^1$

素因数の和:158296

約数の個数: 48

約数和(自身を含む): 638144640

約数和(自身を除く): 394410380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 158269, 316538, 633076, 791345, 1107883, 1582690, 1740959, 2215766, 3165380, 3481918, 4431532, 5539415, 6963836, 8704795, 11078830, 12186713, 17409590, 22157660, 24373426, 34819180, 48746852, 60933565, 121867130, 243734260]

約数ペア:

[(1, 243734260), (2, 121867130), (4, 60933565), (5, 48746852), (7, 34819180), (10, 24373426), (11, 22157660), (14, 17409590), (20, 12186713), (22, 11078830), (28, 8704795), (35, 6963836), (44, 5539415), (55, 4431532), (70, 3481918), (77, 3165380), (110, 2215766), (140, 1740959), (154, 1582690), (220, 1107883), (308, 791345), (385, 633076), (770, 316538), (1540, 158269)]