21931080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1021}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 66225600

約数和(自身を除く): 44294520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179, 358, 537, 716, 895, 1021, 1074, 1432, 1790, 2042, 2148, 2685, 3063, 3580, 4084, 4296, 5105, 5370, 6126, 7160, 8168, 10210, 10740, 12252, 15315, 20420, 21480, 24504, 30630, 40840, 61260, 122520, 182759, 365518, 548277, 731036, 913795, 1096554, 1462072, 1827590, 2193108, 2741385, 3655180, 4386216, 5482770, 7310360, 10965540, 21931080]

約数ペア:

[(1, 21931080), (2, 10965540), (3, 7310360), (4, 5482770), (5, 4386216), (6, 3655180), (8, 2741385), (10, 2193108), (12, 1827590), (15, 1462072), (20, 1096554), (24, 913795), (30, 731036), (40, 548277), (60, 365518), (120, 182759), (179, 122520), (358, 61260), (537, 40840), (716, 30630), (895, 24504), (1021, 21480), (1074, 20420), (1432, 15315), (1790, 12252), (2042, 10740), (2148, 10210), (2685, 8168), (3063, 7160), (3580, 6126), (4084, 5370), (4296, 5105)]