139967820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7699}}^1$

素因数の和:7815

約数の個数: 72

約数和(自身を含む): 428828400

約数和(自身を除く): 288860580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 7699, 9090, 15398, 18180, 23097, 30796, 38495, 46194, 69291, 76990, 92388, 115485, 138582, 153980, 230970, 277164, 346455, 461940, 692910, 777599, 1385820, 1555198, 2332797, 3110396, 3887995, 4665594, 6998391, 7775990, 9331188, 11663985, 13996782, 15551980, 23327970, 27993564, 34991955, 46655940, 69983910, 139967820]

約数ペア:

[(1, 139967820), (2, 69983910), (3, 46655940), (4, 34991955), (5, 27993564), (6, 23327970), (9, 15551980), (10, 13996782), (12, 11663985), (15, 9331188), (18, 7775990), (20, 6998391), (30, 4665594), (36, 3887995), (45, 3110396), (60, 2332797), (90, 1555198), (101, 1385820), (180, 777599), (202, 692910), (303, 461940), (404, 346455), (505, 277164), (606, 230970), (909, 153980), (1010, 138582), (1212, 115485), (1515, 92388), (1818, 76990), (2020, 69291), (3030, 46194), (3636, 38495), (4545, 30796), (6060, 23097), (7699, 18180), (9090, 15398)]