638842296

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 128

約数和(自身を含む): 1768550400

約数和(自身を除く): 1129708104

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 37, 46, 62, 69, 74, 92, 93, 111, 124, 138, 148, 184, 186, 222, 248, 276, 296, 372, 444, 552, 713, 744, 851, 888, 1009, 1147, 1426, 1702, 2018, 2139, 2294, 2553, 2852, 3027, 3404, 3441, 4036, 4278, 4588, 5106, 5704, 6054, 6808, 6882, 8072, 8556, 9176, 10212, 12108, 13764, 17112, 20424, 23207, 24216, 26381, 27528, 31279, 37333, 46414, 52762, 62558, 69621, 74666, 79143, 92828, 93837, 105524, 111999, 125116, 139242, 149332, 158286, 185656, 187674, 211048, 223998, 250232, 278484, 298664, 316572, 375348, 447996, 556968, 633144, 719417, 750696, 858659, 895992, 1157323, 1438834, 1717318, 2158251, 2314646, 2575977, 2877668, 3434636, 3471969, 4316502, 4629292, 5151954, 5755336, 6869272, 6943938, 8633004, 9258584, 10303908, 13887876, 17266008, 20607816, 26618429, 27775752, 53236858, 79855287, 106473716, 159710574, 212947432, 319421148, 638842296]

約数ペア:

[(1, 638842296), (2, 319421148), (3, 212947432), (4, 159710574), (6, 106473716), (8, 79855287), (12, 53236858), (23, 27775752), (24, 26618429), (31, 20607816), (37, 17266008), (46, 13887876), (62, 10303908), (69, 9258584), (74, 8633004), (92, 6943938), (93, 6869272), (111, 5755336), (124, 5151954), (138, 4629292), (148, 4316502), (184, 3471969), (186, 3434636), (222, 2877668), (248, 2575977), (276, 2314646), (296, 2158251), (372, 1717318), (444, 1438834), (552, 1157323), (713, 895992), (744, 858659), (851, 750696), (888, 719417), (1009, 633144), (1147, 556968), (1426, 447996), (1702, 375348), (2018, 316572), (2139, 298664), (2294, 278484), (2553, 250232), (2852, 223998), (3027, 211048), (3404, 187674), (3441, 185656), (4036, 158286), (4278, 149332), (4588, 139242), (5106, 125116), (5704, 111999), (6054, 105524), (6808, 93837), (6882, 92828), (8072, 79143), (8556, 74666), (9176, 69621), (10212, 62558), (12108, 52762), (13764, 46414), (17112, 37333), (20424, 31279), (23207, 27528), (24216, 26381)]