77520072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 152787768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 71, 84, 97, 134, 142, 168, 194, 201, 213, 268, 284, 291, 388, 402, 426, 469, 497, 536, 568, 582, 679, 776, 804, 852, 938, 994, 1164, 1358, 1407, 1491, 1608, 1704, 1876, 1988, 2037, 2328, 2716, 2814, 2982, 3752, 3976, 4074, 4757, 5432, 5628, 5964, 6499, 6887, 8148, 9514, 11256, 11928, 12998, 13774, 14271, 16296, 19028, 19497, 20661, 25996, 27548, 28542, 33299, 38056, 38994, 41322, 45493, 48209, 51992, 55096, 57084, 66598, 77988, 82644, 90986, 96418, 99897, 114168, 133196, 136479, 144627, 155976, 165288, 181972, 192836, 199794, 266392, 272958, 289254, 363944, 385672, 399588, 461429, 545916, 578508, 799176, 922858, 1091832, 1157016, 1384287, 1845716, 2768574, 3230003, 3691432, 5537148, 6460006, 9690009, 11074296, 12920012, 19380018, 25840024, 38760036, 77520072]

約数ペア:

[(1, 77520072), (2, 38760036), (3, 25840024), (4, 19380018), (6, 12920012), (7, 11074296), (8, 9690009), (12, 6460006), (14, 5537148), (21, 3691432), (24, 3230003), (28, 2768574), (42, 1845716), (56, 1384287), (67, 1157016), (71, 1091832), (84, 922858), (97, 799176), (134, 578508), (142, 545916), (168, 461429), (194, 399588), (201, 385672), (213, 363944), (268, 289254), (284, 272958), (291, 266392), (388, 199794), (402, 192836), (426, 181972), (469, 165288), (497, 155976), (536, 144627), (568, 136479), (582, 133196), (679, 114168), (776, 99897), (804, 96418), (852, 90986), (938, 82644), (994, 77988), (1164, 66598), (1358, 57084), (1407, 55096), (1491, 51992), (1608, 48209), (1704, 45493), (1876, 41322), (1988, 38994), (2037, 38056), (2328, 33299), (2716, 28542), (2814, 27548), (2982, 25996), (3752, 20661), (3976, 19497), (4074, 19028), (4757, 16296), (5432, 14271), (5628, 13774), (5964, 12998), (6499, 11928), (6887, 11256), (8148, 9514)]