161179956

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{23689}}^1$

素因数の和:23715

約数の個数: 72

約数和(自身を含む): 482896960

約数和(自身を除く): 321717004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 23689, 47378, 71067, 94756, 142134, 165823, 213201, 284268, 331646, 426402, 497469, 639603, 663292, 852804, 994938, 1279206, 1492407, 1918809, 1989876, 2558412, 2984814, 3837618, 4477221, 5756427, 5969628, 7675236, 8954442, 11512854, 13431663, 17908884, 23025708, 26863326, 40294989, 53726652, 80589978, 161179956]

約数ペア:

[(1, 161179956), (2, 80589978), (3, 53726652), (4, 40294989), (6, 26863326), (7, 23025708), (9, 17908884), (12, 13431663), (14, 11512854), (18, 8954442), (21, 7675236), (27, 5969628), (28, 5756427), (36, 4477221), (42, 3837618), (54, 2984814), (63, 2558412), (81, 1989876), (84, 1918809), (108, 1492407), (126, 1279206), (162, 994938), (189, 852804), (243, 663292), (252, 639603), (324, 497469), (378, 426402), (486, 331646), (567, 284268), (756, 213201), (972, 165823), (1134, 142134), (1701, 94756), (2268, 71067), (3402, 47378), (6804, 23689)]