40397784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 121551360

約数和(自身を除く): 81153576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 67, 74, 84, 97, 111, 134, 148, 168, 194, 201, 222, 259, 268, 291, 296, 388, 402, 444, 469, 518, 536, 582, 679, 776, 777, 804, 888, 938, 1036, 1164, 1358, 1407, 1554, 1608, 1876, 2037, 2072, 2328, 2479, 2716, 2814, 3108, 3589, 3752, 4074, 4958, 5432, 5628, 6216, 6499, 7178, 7437, 8148, 9916, 10767, 11256, 12998, 14356, 14874, 16296, 17353, 19497, 19832, 21534, 25123, 25996, 28712, 29748, 34706, 38994, 43068, 45493, 50246, 51992, 52059, 59496, 69412, 75369, 77988, 86136, 90986, 100492, 104118, 136479, 138824, 150738, 155976, 181972, 200984, 208236, 240463, 272958, 301476, 363944, 416472, 480926, 545916, 602952, 721389, 961852, 1091832, 1442778, 1683241, 1923704, 2885556, 3366482, 5049723, 5771112, 6732964, 10099446, 13465928, 20198892, 40397784]

約数ペア:

[(1, 40397784), (2, 20198892), (3, 13465928), (4, 10099446), (6, 6732964), (7, 5771112), (8, 5049723), (12, 3366482), (14, 2885556), (21, 1923704), (24, 1683241), (28, 1442778), (37, 1091832), (42, 961852), (56, 721389), (67, 602952), (74, 545916), (84, 480926), (97, 416472), (111, 363944), (134, 301476), (148, 272958), (168, 240463), (194, 208236), (201, 200984), (222, 181972), (259, 155976), (268, 150738), (291, 138824), (296, 136479), (388, 104118), (402, 100492), (444, 90986), (469, 86136), (518, 77988), (536, 75369), (582, 69412), (679, 59496), (776, 52059), (777, 51992), (804, 50246), (888, 45493), (938, 43068), (1036, 38994), (1164, 34706), (1358, 29748), (1407, 28712), (1554, 25996), (1608, 25123), (1876, 21534), (2037, 19832), (2072, 19497), (2328, 17353), (2479, 16296), (2716, 14874), (2814, 14356), (3108, 12998), (3589, 11256), (3752, 10767), (4074, 9916), (4958, 8148), (5432, 7437), (5628, 7178), (6216, 6499)]