639016488

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1864

約数の個数: 144

約数和(自身を含む): 1949793300

約数和(自身を除く): 1310776812

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 41, 44, 66, 72, 82, 88, 99, 121, 123, 132, 164, 198, 242, 246, 264, 328, 363, 369, 396, 451, 484, 492, 726, 738, 792, 902, 968, 984, 1089, 1353, 1452, 1476, 1789, 1804, 2178, 2706, 2904, 2952, 3578, 3608, 4059, 4356, 4961, 5367, 5412, 7156, 8118, 8712, 9922, 10734, 10824, 14312, 14883, 16101, 16236, 19679, 19844, 21468, 29766, 32202, 32472, 39358, 39688, 42936, 44649, 59037, 59532, 64404, 73349, 78716, 89298, 118074, 119064, 128808, 146698, 157432, 177111, 178596, 216469, 220047, 236148, 293396, 354222, 357192, 432938, 440094, 472296, 586792, 649407, 660141, 708444, 806839, 865876, 880188, 1298814, 1320282, 1416888, 1613678, 1731752, 1760376, 1948221, 2420517, 2597628, 2640564, 3227356, 3896442, 4841034, 5195256, 5281128, 6454712, 7261551, 7792884, 8875229, 9682068, 14523102, 15585768, 17750458, 19364136, 26625687, 29046204, 35500916, 53251374, 58092408, 71001832, 79877061, 106502748, 159754122, 213005496, 319508244, 639016488]

約数ペア:

[(1, 639016488), (2, 319508244), (3, 213005496), (4, 159754122), (6, 106502748), (8, 79877061), (9, 71001832), (11, 58092408), (12, 53251374), (18, 35500916), (22, 29046204), (24, 26625687), (33, 19364136), (36, 17750458), (41, 15585768), (44, 14523102), (66, 9682068), (72, 8875229), (82, 7792884), (88, 7261551), (99, 6454712), (121, 5281128), (123, 5195256), (132, 4841034), (164, 3896442), (198, 3227356), (242, 2640564), (246, 2597628), (264, 2420517), (328, 1948221), (363, 1760376), (369, 1731752), (396, 1613678), (451, 1416888), (484, 1320282), (492, 1298814), (726, 880188), (738, 865876), (792, 806839), (902, 708444), (968, 660141), (984, 649407), (1089, 586792), (1353, 472296), (1452, 440094), (1476, 432938), (1789, 357192), (1804, 354222), (2178, 293396), (2706, 236148), (2904, 220047), (2952, 216469), (3578, 178596), (3608, 177111), (4059, 157432), (4356, 146698), (4961, 128808), (5367, 119064), (5412, 118074), (7156, 89298), (8118, 78716), (8712, 73349), (9922, 64404), (10734, 59532), (10824, 59037), (14312, 44649), (14883, 42936), (16101, 39688), (16236, 39358), (19679, 32472), (19844, 32202), (21468, 29766)]