145152720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{449}}^2$

素因数の和:917

約数の個数: 90

約数和(自身を含む): 488559318

約数和(自身を除く): 343406598

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 449, 720, 898, 1347, 1796, 2245, 2694, 3592, 4041, 4490, 5388, 6735, 7184, 8082, 8980, 10776, 13470, 16164, 17960, 20205, 21552, 26940, 32328, 35920, 40410, 53880, 64656, 80820, 107760, 161640, 201601, 323280, 403202, 604803, 806404, 1008005, 1209606, 1612808, 1814409, 2016010, 2419212, 3024015, 3225616, 3628818, 4032020, 4838424, 6048030, 7257636, 8064040, 9072045, 9676848, 12096060, 14515272, 16128080, 18144090, 24192120, 29030544, 36288180, 48384240, 72576360, 145152720]

約数ペア:

[(1, 145152720), (2, 72576360), (3, 48384240), (4, 36288180), (5, 29030544), (6, 24192120), (8, 18144090), (9, 16128080), (10, 14515272), (12, 12096060), (15, 9676848), (16, 9072045), (18, 8064040), (20, 7257636), (24, 6048030), (30, 4838424), (36, 4032020), (40, 3628818), (45, 3225616), (48, 3024015), (60, 2419212), (72, 2016010), (80, 1814409), (90, 1612808), (120, 1209606), (144, 1008005), (180, 806404), (240, 604803), (360, 403202), (449, 323280), (720, 201601), (898, 161640), (1347, 107760), (1796, 80820), (2245, 64656), (2694, 53880), (3592, 40410), (4041, 35920), (4490, 32328), (5388, 26940), (6735, 21552), (7184, 20205), (8082, 17960), (8980, 16164), (10776, 13470)]