180446220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1993}}^1$

素因数の和:2511

約数の個数: 72

約数和(自身を含む): 548716896

約数和(自身を除く): 368270676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 1006, 1509, 1993, 2012, 2515, 3018, 3986, 4527, 5030, 5979, 6036, 7545, 7972, 9054, 9965, 10060, 11958, 15090, 17937, 18108, 19930, 22635, 23916, 29895, 30180, 35874, 39860, 45270, 59790, 71748, 89685, 90540, 119580, 179370, 358740, 1002479, 2004958, 3007437, 4009916, 5012395, 6014874, 9022311, 10024790, 12029748, 15037185, 18044622, 20049580, 30074370, 36089244, 45111555, 60148740, 90223110, 180446220]

約数ペア:

[(1, 180446220), (2, 90223110), (3, 60148740), (4, 45111555), (5, 36089244), (6, 30074370), (9, 20049580), (10, 18044622), (12, 15037185), (15, 12029748), (18, 10024790), (20, 9022311), (30, 6014874), (36, 5012395), (45, 4009916), (60, 3007437), (90, 2004958), (180, 1002479), (503, 358740), (1006, 179370), (1509, 119580), (1993, 90540), (2012, 89685), (2515, 71748), (3018, 59790), (3986, 45270), (4527, 39860), (5030, 35874), (5979, 30180), (6036, 29895), (7545, 23916), (7972, 22635), (9054, 19930), (9965, 18108), (10060, 17937), (11958, 15090)]