47318220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 144362400

約数和(自身を除く): 97044180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1321, 1791, 1990, 2388, 2642, 2985, 3582, 3963, 3980, 5284, 5970, 6605, 7164, 7926, 8955, 11889, 11940, 13210, 15852, 17910, 19815, 23778, 26420, 35820, 39630, 47556, 59445, 79260, 118890, 237780, 262879, 525758, 788637, 1051516, 1314395, 1577274, 2365911, 2628790, 3154548, 3943185, 4731822, 5257580, 7886370, 9463644, 11829555, 15772740, 23659110, 47318220]

約数ペア:

[(1, 47318220), (2, 23659110), (3, 15772740), (4, 11829555), (5, 9463644), (6, 7886370), (9, 5257580), (10, 4731822), (12, 3943185), (15, 3154548), (18, 2628790), (20, 2365911), (30, 1577274), (36, 1314395), (45, 1051516), (60, 788637), (90, 525758), (180, 262879), (199, 237780), (398, 118890), (597, 79260), (796, 59445), (995, 47556), (1194, 39630), (1321, 35820), (1791, 26420), (1990, 23778), (2388, 19815), (2642, 17910), (2985, 15852), (3582, 13210), (3963, 11940), (3980, 11889), (5284, 8955), (5970, 7926), (6605, 7164)]