7558020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 23150400

約数和(自身を除く): 15592380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 211, 398, 422, 597, 633, 796, 844, 995, 1055, 1194, 1266, 1791, 1899, 1990, 2110, 2388, 2532, 2985, 3165, 3582, 3798, 3980, 4220, 5970, 6330, 7164, 7596, 8955, 9495, 11940, 12660, 17910, 18990, 35820, 37980, 41989, 83978, 125967, 167956, 209945, 251934, 377901, 419890, 503868, 629835, 755802, 839780, 1259670, 1511604, 1889505, 2519340, 3779010, 7558020]

約数ペア:

[(1, 7558020), (2, 3779010), (3, 2519340), (4, 1889505), (5, 1511604), (6, 1259670), (9, 839780), (10, 755802), (12, 629835), (15, 503868), (18, 419890), (20, 377901), (30, 251934), (36, 209945), (45, 167956), (60, 125967), (90, 83978), (180, 41989), (199, 37980), (211, 35820), (398, 18990), (422, 17910), (597, 12660), (633, 11940), (796, 9495), (844, 8955), (995, 7596), (1055, 7164), (1194, 6330), (1266, 5970), (1791, 4220), (1899, 3980), (1990, 3798), (2110, 3582), (2388, 3165), (2532, 2985)]