168325520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17389}}^1$

素因数の和:17424

約数の個数: 60

約数和(自身を含む): 430193820

約数和(自身を除く): 261868300

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 17389, 34778, 69556, 86945, 139112, 173890, 191279, 278224, 347780, 382558, 695560, 765116, 956395, 1391120, 1530232, 1912790, 2104069, 3060464, 3825580, 4208138, 7651160, 8416276, 10520345, 15302320, 16832552, 21040690, 33665104, 42081380, 84162760, 168325520]

約数ペア:

[(1, 168325520), (2, 84162760), (4, 42081380), (5, 33665104), (8, 21040690), (10, 16832552), (11, 15302320), (16, 10520345), (20, 8416276), (22, 7651160), (40, 4208138), (44, 3825580), (55, 3060464), (80, 2104069), (88, 1912790), (110, 1530232), (121, 1391120), (176, 956395), (220, 765116), (242, 695560), (440, 382558), (484, 347780), (605, 278224), (880, 191279), (968, 173890), (1210, 139112), (1936, 86945), (2420, 69556), (4840, 34778), (9680, 17389)]