2558880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1777}}^1$

素因数の和:1798

約数の個数: 72

約数和(自身を含む): 8737092

約数和(自身を除く): 6178212

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1777, 3554, 5331, 7108, 8885, 10662, 14216, 15993, 17770, 21324, 26655, 28432, 31986, 35540, 42648, 53310, 56864, 63972, 71080, 79965, 85296, 106620, 127944, 142160, 159930, 170592, 213240, 255888, 284320, 319860, 426480, 511776, 639720, 852960, 1279440, 2558880]

約数ペア:

[(1, 2558880), (2, 1279440), (3, 852960), (4, 639720), (5, 511776), (6, 426480), (8, 319860), (9, 284320), (10, 255888), (12, 213240), (15, 170592), (16, 159930), (18, 142160), (20, 127944), (24, 106620), (30, 85296), (32, 79965), (36, 71080), (40, 63972), (45, 56864), (48, 53310), (60, 42648), (72, 35540), (80, 31986), (90, 28432), (96, 26655), (120, 21324), (144, 17770), (160, 15993), (180, 14216), (240, 10662), (288, 8885), (360, 7108), (480, 5331), (720, 3554), (1440, 1777)]