277239780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{513407}}^1$

素因数の和:513425

約数の個数: 48

約数和(自身を含む): 862525440

約数和(自身を除く): 585285660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 513407, 1026814, 1540221, 2053628, 2567035, 3080442, 4620663, 5134070, 6160884, 7701105, 9241326, 10268140, 13861989, 15402210, 18482652, 23103315, 27723978, 30804420, 46206630, 55447956, 69309945, 92413260, 138619890, 277239780]

約数ペア:

[(1, 277239780), (2, 138619890), (3, 92413260), (4, 69309945), (5, 55447956), (6, 46206630), (9, 30804420), (10, 27723978), (12, 23103315), (15, 18482652), (18, 15402210), (20, 13861989), (27, 10268140), (30, 9241326), (36, 7701105), (45, 6160884), (54, 5134070), (60, 4620663), (90, 3080442), (108, 2567035), (135, 2053628), (180, 1540221), (270, 1026814), (540, 513407)]