131039460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{727997}}^1$

素因数の和:728012

約数の個数: 36

約数和(自身を含む): 397486908

約数和(自身を除く): 266447448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 727997, 1455994, 2183991, 2911988, 3639985, 4367982, 6551973, 7279970, 8735964, 10919955, 13103946, 14559940, 21839910, 26207892, 32759865, 43679820, 65519730, 131039460]

約数ペア:

[(1, 131039460), (2, 65519730), (3, 43679820), (4, 32759865), (5, 26207892), (6, 21839910), (9, 14559940), (10, 13103946), (12, 10919955), (15, 8735964), (18, 7279970), (20, 6551973), (30, 4367982), (36, 3639985), (45, 2911988), (60, 2183991), (90, 1455994), (180, 727997)]