7947480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 24111360

約数和(自身を除く): 16163880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 643, 824, 1030, 1236, 1286, 1545, 1929, 2060, 2472, 2572, 3090, 3215, 3858, 4120, 5144, 6180, 6430, 7716, 9645, 12360, 12860, 15432, 19290, 25720, 38580, 66229, 77160, 132458, 198687, 264916, 331145, 397374, 529832, 662290, 794748, 993435, 1324580, 1589496, 1986870, 2649160, 3973740, 7947480]

約数ペア:

[(1, 7947480), (2, 3973740), (3, 2649160), (4, 1986870), (5, 1589496), (6, 1324580), (8, 993435), (10, 794748), (12, 662290), (15, 529832), (20, 397374), (24, 331145), (30, 264916), (40, 198687), (60, 132458), (103, 77160), (120, 66229), (206, 38580), (309, 25720), (412, 19290), (515, 15432), (618, 12860), (643, 12360), (824, 9645), (1030, 7716), (1236, 6430), (1286, 6180), (1545, 5144), (1929, 4120), (2060, 3858), (2472, 3215), (2572, 3090)]