180889278

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 385689600

約数和(自身を除く): 204800322

約数列:

[1, 2, 3, 6, 31, 61, 62, 93, 107, 122, 149, 183, 186, 214, 298, 321, 366, 447, 642, 894, 1891, 3317, 3782, 4619, 5673, 6527, 6634, 9089, 9238, 9951, 11346, 13054, 13857, 15943, 18178, 19581, 19902, 27267, 27714, 31886, 39162, 47829, 54534, 95658, 202337, 281759, 404674, 494233, 563518, 607011, 845277, 972523, 988466, 1214022, 1482699, 1690554, 1945046, 2917569, 2965398, 5835138, 30148213, 60296426, 90444639, 180889278]

約数ペア:

[(1, 180889278), (2, 90444639), (3, 60296426), (6, 30148213), (31, 5835138), (61, 2965398), (62, 2917569), (93, 1945046), (107, 1690554), (122, 1482699), (149, 1214022), (183, 988466), (186, 972523), (214, 845277), (298, 607011), (321, 563518), (366, 494233), (447, 404674), (642, 281759), (894, 202337), (1891, 95658), (3317, 54534), (3782, 47829), (4619, 39162), (5673, 31886), (6527, 27714), (6634, 27267), (9089, 19902), (9238, 19581), (9951, 18178), (11346, 15943), (13054, 13857)]