1866181728

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 5361334272

約数和(自身を除く): 3495152544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 37, 46, 48, 53, 69, 74, 92, 96, 106, 111, 138, 148, 159, 184, 212, 222, 276, 296, 318, 368, 424, 431, 444, 552, 592, 636, 736, 848, 851, 862, 888, 1104, 1184, 1219, 1272, 1293, 1696, 1702, 1724, 1776, 1961, 2208, 2438, 2544, 2553, 2586, 3404, 3448, 3552, 3657, 3922, 4876, 5088, 5106, 5172, 5883, 6808, 6896, 7314, 7844, 9752, 9913, 10212, 10344, 11766, 13616, 13792, 14628, 15688, 15947, 19504, 19826, 20424, 20688, 22843, 23532, 27232, 29256, 29739, 31376, 31894, 39008, 39652, 40848, 41376, 45103, 45686, 47064, 47841, 58512, 59478, 62752, 63788, 68529, 79304, 81696, 90206, 91372, 94128, 95682, 117024, 118956, 127576, 135309, 137058, 158608, 180412, 182744, 188256, 191364, 237912, 255152, 270618, 274116, 317216, 360824, 365488, 366781, 382728, 475824, 510304, 525389, 541236, 548232, 721648, 730976, 733562, 765456, 845191, 951648, 1050778, 1082472, 1096464, 1100343, 1443296, 1467124, 1530912, 1576167, 1690382, 2101556, 2164944, 2192928, 2200686, 2535573, 2934248, 3152334, 3380764, 4203112, 4329888, 4401372, 5071146, 5868496, 6304668, 6761528, 8406224, 8802744, 10142292, 11736992, 12609336, 13523056, 16812448, 17605488, 19439393, 20284584, 25218672, 27046112, 35210976, 38878786, 40569168, 50437344, 58318179, 77757572, 81138336, 116636358, 155515144, 233272716, 311030288, 466545432, 622060576, 933090864, 1866181728]

約数ペア:

[(1, 1866181728), (2, 933090864), (3, 622060576), (4, 466545432), (6, 311030288), (8, 233272716), (12, 155515144), (16, 116636358), (23, 81138336), (24, 77757572), (32, 58318179), (37, 50437344), (46, 40569168), (48, 38878786), (53, 35210976), (69, 27046112), (74, 25218672), (92, 20284584), (96, 19439393), (106, 17605488), (111, 16812448), (138, 13523056), (148, 12609336), (159, 11736992), (184, 10142292), (212, 8802744), (222, 8406224), (276, 6761528), (296, 6304668), (318, 5868496), (368, 5071146), (424, 4401372), (431, 4329888), (444, 4203112), (552, 3380764), (592, 3152334), (636, 2934248), (736, 2535573), (848, 2200686), (851, 2192928), (862, 2164944), (888, 2101556), (1104, 1690382), (1184, 1576167), (1219, 1530912), (1272, 1467124), (1293, 1443296), (1696, 1100343), (1702, 1096464), (1724, 1082472), (1776, 1050778), (1961, 951648), (2208, 845191), (2438, 765456), (2544, 733562), (2553, 730976), (2586, 721648), (3404, 548232), (3448, 541236), (3552, 525389), (3657, 510304), (3922, 475824), (4876, 382728), (5088, 366781), (5106, 365488), (5172, 360824), (5883, 317216), (6808, 274116), (6896, 270618), (7314, 255152), (7844, 237912), (9752, 191364), (9913, 188256), (10212, 182744), (10344, 180412), (11766, 158608), (13616, 137058), (13792, 135309), (14628, 127576), (15688, 118956), (15947, 117024), (19504, 95682), (19826, 94128), (20424, 91372), (20688, 90206), (22843, 81696), (23532, 79304), (27232, 68529), (29256, 63788), (29739, 62752), (31376, 59478), (31894, 58512), (39008, 47841), (39652, 47064), (40848, 45686), (41376, 45103)]