66399540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4409}}^1$

素因数の和:4672

約数の個数: 48

約数和(自身を含む): 186701760

約数和(自身を除く): 120302220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 4409, 5020, 7530, 8818, 13227, 15060, 17636, 22045, 26454, 44090, 52908, 66135, 88180, 132270, 264540, 1106659, 2213318, 3319977, 4426636, 5533295, 6639954, 11066590, 13279908, 16599885, 22133180, 33199770, 66399540]

約数ペア:

[(1, 66399540), (2, 33199770), (3, 22133180), (4, 16599885), (5, 13279908), (6, 11066590), (10, 6639954), (12, 5533295), (15, 4426636), (20, 3319977), (30, 2213318), (60, 1106659), (251, 264540), (502, 132270), (753, 88180), (1004, 66135), (1255, 52908), (1506, 44090), (2510, 26454), (3012, 22045), (3765, 17636), (4409, 15060), (5020, 13227), (7530, 8818)]