220085988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 572866560

約数和(自身を除く): 352780572

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 31, 46, 58, 62, 69, 87, 92, 93, 116, 124, 138, 174, 186, 276, 348, 372, 667, 713, 887, 899, 1334, 1426, 1774, 1798, 2001, 2139, 2661, 2668, 2697, 2852, 3548, 3596, 4002, 4278, 5322, 5394, 8004, 8556, 10644, 10788, 20401, 20677, 25723, 27497, 40802, 41354, 51446, 54994, 61203, 62031, 77169, 81604, 82491, 82708, 102892, 109988, 122406, 124062, 154338, 164982, 244812, 248124, 308676, 329964, 591629, 632431, 797413, 1183258, 1264862, 1594826, 1774887, 1897293, 2366516, 2392239, 2529724, 3189652, 3549774, 3794586, 4784478, 7099548, 7589172, 9568956, 18340499, 36680998, 55021497, 73361996, 110042994, 220085988]

約数ペア:

[(1, 220085988), (2, 110042994), (3, 73361996), (4, 55021497), (6, 36680998), (12, 18340499), (23, 9568956), (29, 7589172), (31, 7099548), (46, 4784478), (58, 3794586), (62, 3549774), (69, 3189652), (87, 2529724), (92, 2392239), (93, 2366516), (116, 1897293), (124, 1774887), (138, 1594826), (174, 1264862), (186, 1183258), (276, 797413), (348, 632431), (372, 591629), (667, 329964), (713, 308676), (887, 248124), (899, 244812), (1334, 164982), (1426, 154338), (1774, 124062), (1798, 122406), (2001, 109988), (2139, 102892), (2661, 82708), (2668, 82491), (2697, 81604), (2852, 77169), (3548, 62031), (3596, 61203), (4002, 54994), (4278, 51446), (5322, 41354), (5394, 40802), (8004, 27497), (8556, 25723), (10644, 20677), (10788, 20401)]