201780030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 494438400

約数和(自身を除く): 292658370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 199, 219, 365, 398, 438, 463, 597, 730, 926, 995, 1095, 1194, 1389, 1990, 2190, 2315, 2778, 2985, 4630, 5970, 6945, 13890, 14527, 29054, 33799, 43581, 67598, 72635, 87162, 92137, 101397, 145270, 168995, 184274, 202794, 217905, 276411, 337990, 435810, 460685, 506985, 552822, 921370, 1013970, 1382055, 2764110, 6726001, 13452002, 20178003, 33630005, 40356006, 67260010, 100890015, 201780030]

約数ペア:

[(1, 201780030), (2, 100890015), (3, 67260010), (5, 40356006), (6, 33630005), (10, 20178003), (15, 13452002), (30, 6726001), (73, 2764110), (146, 1382055), (199, 1013970), (219, 921370), (365, 552822), (398, 506985), (438, 460685), (463, 435810), (597, 337990), (730, 276411), (926, 217905), (995, 202794), (1095, 184274), (1194, 168995), (1389, 145270), (1990, 101397), (2190, 92137), (2315, 87162), (2778, 72635), (2985, 67598), (4630, 43581), (5970, 33799), (6945, 29054), (13890, 14527)]