202313880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{561983}}^1$

素因数の和:562000

約数の個数: 48

約数和(自身を含む): 657521280

約数和(自身を除く): 455207400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 561983, 1123966, 1685949, 2247932, 2809915, 3371898, 4495864, 5057847, 5619830, 6743796, 8429745, 10115694, 11239660, 13487592, 16859490, 20231388, 22479320, 25289235, 33718980, 40462776, 50578470, 67437960, 101156940, 202313880]

約数ペア:

[(1, 202313880), (2, 101156940), (3, 67437960), (4, 50578470), (5, 40462776), (6, 33718980), (8, 25289235), (9, 22479320), (10, 20231388), (12, 16859490), (15, 13487592), (18, 11239660), (20, 10115694), (24, 8429745), (30, 6743796), (36, 5619830), (40, 5057847), (45, 4495864), (60, 3371898), (72, 2809915), (90, 2247932), (120, 1685949), (180, 1123966), (360, 561983)]