180135172

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 395297280

約数和(自身を除く): 215162108

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 49, 62, 92, 98, 124, 161, 196, 217, 322, 434, 644, 713, 868, 1127, 1289, 1426, 1519, 2254, 2578, 2852, 3038, 4508, 4991, 5156, 6076, 9023, 9982, 18046, 19964, 29647, 34937, 36092, 39959, 59294, 63161, 69874, 79918, 118588, 126322, 139748, 159836, 207529, 252644, 279713, 415058, 559426, 830116, 919057, 1118852, 1452703, 1838114, 1957991, 2905406, 3676228, 3915982, 5810812, 6433399, 7831964, 12866798, 25733596, 45033793, 90067586, 180135172]

約数ペア:

[(1, 180135172), (2, 90067586), (4, 45033793), (7, 25733596), (14, 12866798), (23, 7831964), (28, 6433399), (31, 5810812), (46, 3915982), (49, 3676228), (62, 2905406), (92, 1957991), (98, 1838114), (124, 1452703), (161, 1118852), (196, 919057), (217, 830116), (322, 559426), (434, 415058), (644, 279713), (713, 252644), (868, 207529), (1127, 159836), (1289, 139748), (1426, 126322), (1519, 118588), (2254, 79918), (2578, 69874), (2852, 63161), (3038, 59294), (4508, 39959), (4991, 36092), (5156, 34937), (6076, 29647), (9023, 19964), (9982, 18046)]