77438880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53777}}^1$

素因数の和:53798

約数の個数: 72

約数和(自身を含む): 264265092

約数和(自身を除く): 186826212

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, 53777, 107554, 161331, 215108, 268885, 322662, 430216, 483993, 537770, 645324, 806655, 860432, 967986, 1075540, 1290648, 1613310, 1720864, 1935972, 2151080, 2419965, 2581296, 3226620, 3871944, 4302160, 4839930, 5162592, 6453240, 7743888, 8604320, 9679860, 12906480, 15487776, 19359720, 25812960, 38719440, 77438880]

約数ペア:

[(1, 77438880), (2, 38719440), (3, 25812960), (4, 19359720), (5, 15487776), (6, 12906480), (8, 9679860), (9, 8604320), (10, 7743888), (12, 6453240), (15, 5162592), (16, 4839930), (18, 4302160), (20, 3871944), (24, 3226620), (30, 2581296), (32, 2419965), (36, 2151080), (40, 1935972), (45, 1720864), (48, 1613310), (60, 1290648), (72, 1075540), (80, 967986), (90, 860432), (96, 806655), (120, 645324), (144, 537770), (160, 483993), (180, 430216), (240, 322662), (288, 268885), (360, 215108), (480, 161331), (720, 107554), (1440, 53777)]