261849808

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{4363}}^1$

素因数の和:4424

約数の個数: 60

約数和(自身を含む): 575768704

約数和(自身を除く): 313918896

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 121, 124, 176, 242, 248, 341, 484, 496, 682, 968, 1364, 1936, 2728, 3751, 4363, 5456, 7502, 8726, 15004, 17452, 30008, 34904, 47993, 60016, 69808, 95986, 135253, 191972, 270506, 383944, 527923, 541012, 767888, 1055846, 1082024, 1487783, 2111692, 2164048, 2975566, 4223384, 5951132, 8446768, 11902264, 16365613, 23804528, 32731226, 65462452, 130924904, 261849808]

約数ペア:

[(1, 261849808), (2, 130924904), (4, 65462452), (8, 32731226), (11, 23804528), (16, 16365613), (22, 11902264), (31, 8446768), (44, 5951132), (62, 4223384), (88, 2975566), (121, 2164048), (124, 2111692), (176, 1487783), (242, 1082024), (248, 1055846), (341, 767888), (484, 541012), (496, 527923), (682, 383944), (968, 270506), (1364, 191972), (1936, 135253), (2728, 95986), (3751, 69808), (4363, 60016), (5456, 47993), (7502, 34904), (8726, 30008), (15004, 17452)]