207328920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2687}}^1$

素因数の和:3344

約数の個数: 64

約数和(自身を含む): 623185920

約数和(自身を除く): 415857000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1286, 1929, 2572, 2687, 3215, 3858, 5144, 5374, 6430, 7716, 8061, 9645, 10748, 12860, 13435, 15432, 16122, 19290, 21496, 25720, 26870, 32244, 38580, 40305, 53740, 64488, 77160, 80610, 107480, 161220, 322440, 1727741, 3455482, 5183223, 6910964, 8638705, 10366446, 13821928, 17277410, 20732892, 25916115, 34554820, 41465784, 51832230, 69109640, 103664460, 207328920]

約数ペア:

[(1, 207328920), (2, 103664460), (3, 69109640), (4, 51832230), (5, 41465784), (6, 34554820), (8, 25916115), (10, 20732892), (12, 17277410), (15, 13821928), (20, 10366446), (24, 8638705), (30, 6910964), (40, 5183223), (60, 3455482), (120, 1727741), (643, 322440), (1286, 161220), (1929, 107480), (2572, 80610), (2687, 77160), (3215, 64488), (3858, 53740), (5144, 40305), (5374, 38580), (6430, 32244), (7716, 26870), (8061, 25720), (9645, 21496), (10748, 19290), (12860, 16122), (13435, 15432)]