155690028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17509}}^1$

素因数の和:17551

約数の個数: 72

約数和(自身を含む): 446154800

約数和(自身を除く): 290464772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 17509, 35018, 52527, 70036, 105054, 157581, 210108, 227617, 315162, 332671, 455234, 630324, 665342, 682851, 910468, 998013, 1330684, 1365702, 1996026, 2048553, 2731404, 2994039, 3992052, 4097106, 4324723, 5988078, 8194212, 8649446, 11976156, 12974169, 17298892, 25948338, 38922507, 51896676, 77845014, 155690028]

約数ペア:

[(1, 155690028), (2, 77845014), (3, 51896676), (4, 38922507), (6, 25948338), (9, 17298892), (12, 12974169), (13, 11976156), (18, 8649446), (19, 8194212), (26, 5988078), (36, 4324723), (38, 4097106), (39, 3992052), (52, 2994039), (57, 2731404), (76, 2048553), (78, 1996026), (114, 1365702), (117, 1330684), (156, 998013), (171, 910468), (228, 682851), (234, 665342), (247, 630324), (342, 455234), (468, 332671), (494, 315162), (684, 227617), (741, 210108), (988, 157581), (1482, 105054), (2223, 70036), (2964, 52527), (4446, 35018), (8892, 17509)]