71855460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{399197}}^1$

素因数の和:399212

約数の個数: 36

約数和(自身を含む): 217962108

約数和(自身を除く): 146106648

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 399197, 798394, 1197591, 1596788, 1995985, 2395182, 3592773, 3991970, 4790364, 5987955, 7185546, 7983940, 11975910, 14371092, 17963865, 23951820, 35927730, 71855460]

約数ペア:

[(1, 71855460), (2, 35927730), (3, 23951820), (4, 17963865), (5, 14371092), (6, 11975910), (9, 7983940), (10, 7185546), (12, 5987955), (15, 4790364), (18, 3991970), (20, 3592773), (30, 2395182), (36, 1995985), (45, 1596788), (60, 1197591), (90, 798394), (180, 399197)]