2708400720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{71879}}^1$

素因数の和:72052

約数の個数: 80

約数和(自身を含む): 8449637760

約数和(自身を除く): 5741237040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 9420, 12560, 18840, 37680, 71879, 143758, 215637, 287516, 359395, 431274, 575032, 718790, 862548, 1078185, 1150064, 1437580, 1725096, 2156370, 2875160, 3450192, 4312740, 5750320, 8625480, 11285003, 17250960, 22570006, 33855009, 45140012, 56425015, 67710018, 90280024, 112850030, 135420036, 169275045, 180560048, 225700060, 270840072, 338550090, 451400120, 541680144, 677100180, 902800240, 1354200360, 2708400720]

約数ペア:

[(1, 2708400720), (2, 1354200360), (3, 902800240), (4, 677100180), (5, 541680144), (6, 451400120), (8, 338550090), (10, 270840072), (12, 225700060), (15, 180560048), (16, 169275045), (20, 135420036), (24, 112850030), (30, 90280024), (40, 67710018), (48, 56425015), (60, 45140012), (80, 33855009), (120, 22570006), (157, 17250960), (240, 11285003), (314, 8625480), (471, 5750320), (628, 4312740), (785, 3450192), (942, 2875160), (1256, 2156370), (1570, 1725096), (1884, 1437580), (2355, 1150064), (2512, 1078185), (3140, 862548), (3768, 718790), (4710, 575032), (6280, 431274), (7536, 359395), (9420, 287516), (12560, 215637), (18840, 143758), (37680, 71879)]