220000212

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{15791}}^1$

素因数の和:15850

約数の個数: 60

約数和(自身を含む): 588536256

約数和(自身を除く): 368536044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 258, 324, 387, 516, 774, 1161, 1548, 2322, 3483, 4644, 6966, 13932, 15791, 31582, 47373, 63164, 94746, 142119, 189492, 284238, 426357, 568476, 679013, 852714, 1279071, 1358026, 1705428, 2037039, 2558142, 2716052, 4074078, 5116284, 6111117, 8148156, 12222234, 18333351, 24444468, 36666702, 55000053, 73333404, 110000106, 220000212]

約数ペア:

[(1, 220000212), (2, 110000106), (3, 73333404), (4, 55000053), (6, 36666702), (9, 24444468), (12, 18333351), (18, 12222234), (27, 8148156), (36, 6111117), (43, 5116284), (54, 4074078), (81, 2716052), (86, 2558142), (108, 2037039), (129, 1705428), (162, 1358026), (172, 1279071), (258, 852714), (324, 679013), (387, 568476), (516, 426357), (774, 284238), (1161, 189492), (1548, 142119), (2322, 94746), (3483, 63164), (4644, 47373), (6966, 31582), (13932, 15791)]