321385920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{334777}}^1$

素因数の和:334797

約数の個数: 56

約数和(自身を含む): 1020403344

約数和(自身を除く): 699017424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 334777, 669554, 1004331, 1339108, 1673885, 2008662, 2678216, 3347770, 4017324, 5021655, 5356432, 6695540, 8034648, 10043310, 10712864, 13391080, 16069296, 20086620, 21425728, 26782160, 32138592, 40173240, 53564320, 64277184, 80346480, 107128640, 160692960, 321385920]

約数ペア:

[(1, 321385920), (2, 160692960), (3, 107128640), (4, 80346480), (5, 64277184), (6, 53564320), (8, 40173240), (10, 32138592), (12, 26782160), (15, 21425728), (16, 20086620), (20, 16069296), (24, 13391080), (30, 10712864), (32, 10043310), (40, 8034648), (48, 6695540), (60, 5356432), (64, 5021655), (80, 4017324), (96, 3347770), (120, 2678216), (160, 2008662), (192, 1673885), (240, 1339108), (320, 1004331), (480, 669554), (960, 334777)]