231567480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{643243}}^1$

素因数の和:643260

約数の個数: 48

約数和(自身を含む): 752595480

約数和(自身を除く): 521028000

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, 643243, 1286486, 1929729, 2572972, 3216215, 3859458, 5145944, 5789187, 6432430, 7718916, 9648645, 11578374, 12864860, 15437832, 19297290, 23156748, 25729720, 28945935, 38594580, 46313496, 57891870, 77189160, 115783740, 231567480]

約数ペア:

[(1, 231567480), (2, 115783740), (3, 77189160), (4, 57891870), (5, 46313496), (6, 38594580), (8, 28945935), (9, 25729720), (10, 23156748), (12, 19297290), (15, 15437832), (18, 12864860), (20, 11578374), (24, 9648645), (30, 7718916), (36, 6432430), (40, 5789187), (45, 5145944), (60, 3859458), (72, 3216215), (90, 2572972), (120, 1929729), (180, 1286486), (360, 643243)]