260689080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 800642880

約数和(自身を除く): 539953800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 137, 157, 202, 274, 303, 314, 404, 411, 471, 505, 548, 606, 628, 685, 785, 808, 822, 942, 1010, 1096, 1212, 1256, 1370, 1515, 1570, 1644, 1884, 2020, 2055, 2355, 2424, 2740, 3030, 3140, 3288, 3768, 4040, 4110, 4710, 5480, 6060, 6280, 8220, 9420, 12120, 13837, 15857, 16440, 18840, 21509, 27674, 31714, 41511, 43018, 47571, 55348, 63428, 64527, 69185, 79285, 83022, 86036, 95142, 107545, 110696, 126856, 129054, 138370, 158570, 166044, 172072, 190284, 207555, 215090, 237855, 258108, 276740, 317140, 322635, 332088, 380568, 415110, 430180, 475710, 516216, 553480, 634280, 645270, 830220, 860360, 951420, 1290540, 1660440, 1902840, 2172409, 2581080, 4344818, 6517227, 8689636, 10862045, 13034454, 17379272, 21724090, 26068908, 32586135, 43448180, 52137816, 65172270, 86896360, 130344540, 260689080]

約数ペア:

[(1, 260689080), (2, 130344540), (3, 86896360), (4, 65172270), (5, 52137816), (6, 43448180), (8, 32586135), (10, 26068908), (12, 21724090), (15, 17379272), (20, 13034454), (24, 10862045), (30, 8689636), (40, 6517227), (60, 4344818), (101, 2581080), (120, 2172409), (137, 1902840), (157, 1660440), (202, 1290540), (274, 951420), (303, 860360), (314, 830220), (404, 645270), (411, 634280), (471, 553480), (505, 516216), (548, 475710), (606, 430180), (628, 415110), (685, 380568), (785, 332088), (808, 322635), (822, 317140), (942, 276740), (1010, 258108), (1096, 237855), (1212, 215090), (1256, 207555), (1370, 190284), (1515, 172072), (1570, 166044), (1644, 158570), (1884, 138370), (2020, 129054), (2055, 126856), (2355, 110696), (2424, 107545), (2740, 95142), (3030, 86036), (3140, 83022), (3288, 79285), (3768, 69185), (4040, 64527), (4110, 63428), (4710, 55348), (5480, 47571), (6060, 43018), (6280, 41511), (8220, 31714), (9420, 27674), (12120, 21509), (13837, 18840), (15857, 16440)]