81982440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227729}}^1$

素因数の和:227746

約数の個数: 48

約数和(自身を含む): 266444100

約数和(自身を除く): 184461660

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, 227729, 455458, 683187, 910916, 1138645, 1366374, 1821832, 2049561, 2277290, 2732748, 3415935, 4099122, 4554580, 5465496, 6831870, 8198244, 9109160, 10247805, 13663740, 16396488, 20495610, 27327480, 40991220, 81982440]

約数ペア:

[(1, 81982440), (2, 40991220), (3, 27327480), (4, 20495610), (5, 16396488), (6, 13663740), (8, 10247805), (9, 9109160), (10, 8198244), (12, 6831870), (15, 5465496), (18, 4554580), (20, 4099122), (24, 3415935), (30, 2732748), (36, 2277290), (40, 2049561), (45, 1821832), (60, 1366374), (72, 1138645), (90, 910916), (120, 683187), (180, 455458), (360, 227729)]