278008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 576000

約数和(自身を除く): 297992

約数列:

[1, 2, 4, 8, 19, 31, 38, 59, 62, 76, 118, 124, 152, 236, 248, 472, 589, 1121, 1178, 1829, 2242, 2356, 3658, 4484, 4712, 7316, 8968, 14632, 34751, 69502, 139004, 278008]

約数ペア:

[(1, 278008), (2, 139004), (4, 69502), (8, 34751), (19, 14632), (31, 8968), (38, 7316), (59, 4712), (62, 4484), (76, 3658), (118, 2356), (124, 2242), (152, 1829), (236, 1178), (248, 1121), (472, 589)]