278031540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{4409}}^1$

素因数の和:5472

約数の個数: 48

約数和(自身を含む): 779405760

約数和(自身を除く): 501374220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1051, 2102, 3153, 4204, 4409, 5255, 6306, 8818, 10510, 12612, 13227, 15765, 17636, 21020, 22045, 26454, 31530, 44090, 52908, 63060, 66135, 88180, 132270, 264540, 4633859, 9267718, 13901577, 18535436, 23169295, 27803154, 46338590, 55606308, 69507885, 92677180, 139015770, 278031540]

約数ペア:

[(1, 278031540), (2, 139015770), (3, 92677180), (4, 69507885), (5, 55606308), (6, 46338590), (10, 27803154), (12, 23169295), (15, 18535436), (20, 13901577), (30, 9267718), (60, 4633859), (1051, 264540), (2102, 132270), (3153, 88180), (4204, 66135), (4409, 63060), (5255, 52908), (6306, 44090), (8818, 31530), (10510, 26454), (12612, 22045), (13227, 21020), (15765, 17636)]