180801796

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 394630656

約数和(自身を除く): 213828860

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 361, 434, 532, 577, 589, 722, 868, 1154, 1178, 1444, 2308, 2356, 2527, 4039, 4123, 5054, 8078, 8246, 10108, 10963, 11191, 16156, 16492, 17887, 21926, 22382, 35774, 43852, 44764, 71548, 76741, 78337, 125209, 153482, 156674, 208297, 250418, 306964, 313348, 339853, 416594, 500836, 679706, 833188, 1359412, 1458079, 2378971, 2916158, 4757942, 5832316, 6457207, 9515884, 12914414, 25828828, 45200449, 90400898, 180801796]

約数ペア:

[(1, 180801796), (2, 90400898), (4, 45200449), (7, 25828828), (14, 12914414), (19, 9515884), (28, 6457207), (31, 5832316), (38, 4757942), (62, 2916158), (76, 2378971), (124, 1458079), (133, 1359412), (217, 833188), (266, 679706), (361, 500836), (434, 416594), (532, 339853), (577, 313348), (589, 306964), (722, 250418), (868, 208297), (1154, 156674), (1178, 153482), (1444, 125209), (2308, 78337), (2356, 76741), (2527, 71548), (4039, 44764), (4123, 43852), (5054, 35774), (8078, 22382), (8246, 21926), (10108, 17887), (10963, 16492), (11191, 16156)]