128580960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{267877}}^1$

素因数の和:267895

約数の個数: 48

約数和(自身を含む): 405031536

約数和(自身を除く): 276450576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 267877, 535754, 803631, 1071508, 1339385, 1607262, 2143016, 2678770, 3214524, 4018155, 4286032, 5357540, 6429048, 8036310, 8572064, 10715080, 12858096, 16072620, 21430160, 25716192, 32145240, 42860320, 64290480, 128580960]

約数ペア:

[(1, 128580960), (2, 64290480), (3, 42860320), (4, 32145240), (5, 25716192), (6, 21430160), (8, 16072620), (10, 12858096), (12, 10715080), (15, 8572064), (16, 8036310), (20, 6429048), (24, 5357540), (30, 4286032), (32, 4018155), (40, 3214524), (48, 2678770), (60, 2143016), (80, 1607262), (96, 1339385), (120, 1071508), (160, 803631), (240, 535754), (480, 267877)]