249552612

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 666411200

約数和(自身を除く): 416858588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 397, 684, 794, 919, 1191, 1588, 1838, 2382, 2757, 3573, 3676, 4764, 5514, 7146, 7543, 8271, 11028, 14292, 15086, 16542, 17461, 22629, 30172, 33084, 34922, 45258, 52383, 67887, 69844, 90516, 104766, 135774, 157149, 209532, 271548, 314298, 364843, 628596, 729686, 1094529, 1459372, 2189058, 3283587, 4378116, 6567174, 6932017, 13134348, 13864034, 20796051, 27728068, 41592102, 62388153, 83184204, 124776306, 249552612]

約数ペア:

[(1, 249552612), (2, 124776306), (3, 83184204), (4, 62388153), (6, 41592102), (9, 27728068), (12, 20796051), (18, 13864034), (19, 13134348), (36, 6932017), (38, 6567174), (57, 4378116), (76, 3283587), (114, 2189058), (171, 1459372), (228, 1094529), (342, 729686), (397, 628596), (684, 364843), (794, 314298), (919, 271548), (1191, 209532), (1588, 157149), (1838, 135774), (2382, 104766), (2757, 90516), (3573, 69844), (3676, 67887), (4764, 52383), (5514, 45258), (7146, 34922), (7543, 33084), (8271, 30172), (11028, 22629), (14292, 17461), (15086, 16542)]