181615728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 160

約数和(自身を含む): 569106432

約数和(自身を除く): 387490704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 71, 84, 92, 112, 138, 142, 161, 168, 184, 213, 276, 284, 322, 331, 336, 368, 426, 483, 497, 552, 568, 644, 662, 852, 966, 993, 994, 1104, 1136, 1288, 1324, 1491, 1633, 1704, 1932, 1986, 1988, 2317, 2576, 2648, 2982, 3266, 3408, 3864, 3972, 3976, 4634, 4899, 5296, 5964, 6532, 6951, 7613, 7728, 7944, 7952, 9268, 9798, 11431, 11928, 13064, 13902, 15226, 15888, 18536, 19596, 22839, 22862, 23501, 23856, 26128, 27804, 30452, 34293, 37072, 39192, 45678, 45724, 47002, 53291, 55608, 60904, 68586, 70503, 78384, 91356, 91448, 94004, 106582, 111216, 121808, 137172, 141006, 159873, 164507, 182712, 182896, 188008, 213164, 274344, 282012, 319746, 329014, 365424, 376016, 426328, 493521, 540523, 548688, 564024, 639492, 658028, 852656, 987042, 1081046, 1128048, 1278984, 1316056, 1621569, 1974084, 2162092, 2557968, 2632112, 3243138, 3783661, 3948168, 4324184, 6486276, 7567322, 7896336, 8648368, 11350983, 12972552, 15134644, 22701966, 25945104, 30269288, 45403932, 60538576, 90807864, 181615728]

約数ペア:

[(1, 181615728), (2, 90807864), (3, 60538576), (4, 45403932), (6, 30269288), (7, 25945104), (8, 22701966), (12, 15134644), (14, 12972552), (16, 11350983), (21, 8648368), (23, 7896336), (24, 7567322), (28, 6486276), (42, 4324184), (46, 3948168), (48, 3783661), (56, 3243138), (69, 2632112), (71, 2557968), (84, 2162092), (92, 1974084), (112, 1621569), (138, 1316056), (142, 1278984), (161, 1128048), (168, 1081046), (184, 987042), (213, 852656), (276, 658028), (284, 639492), (322, 564024), (331, 548688), (336, 540523), (368, 493521), (426, 426328), (483, 376016), (497, 365424), (552, 329014), (568, 319746), (644, 282012), (662, 274344), (852, 213164), (966, 188008), (993, 182896), (994, 182712), (1104, 164507), (1136, 159873), (1288, 141006), (1324, 137172), (1491, 121808), (1633, 111216), (1704, 106582), (1932, 94004), (1986, 91448), (1988, 91356), (2317, 78384), (2576, 70503), (2648, 68586), (2982, 60904), (3266, 55608), (3408, 53291), (3864, 47002), (3972, 45724), (3976, 45678), (4634, 39192), (4899, 37072), (5296, 34293), (5964, 30452), (6532, 27804), (6951, 26128), (7613, 23856), (7728, 23501), (7944, 22862), (7952, 22839), (9268, 19596), (9798, 18536), (11431, 15888), (11928, 15226), (13064, 13902)]