12780960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{26627}}^1$

素因数の和:26645

約数の個数: 48

約数和(自身を含む): 40261536

約数和(自身を除く): 27480576

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, 26627, 53254, 79881, 106508, 133135, 159762, 213016, 266270, 319524, 399405, 426032, 532540, 639048, 798810, 852064, 1065080, 1278096, 1597620, 2130160, 2556192, 3195240, 4260320, 6390480, 12780960]

約数ペア:

[(1, 12780960), (2, 6390480), (3, 4260320), (4, 3195240), (5, 2556192), (6, 2130160), (8, 1597620), (10, 1278096), (12, 1065080), (15, 852064), (16, 798810), (20, 639048), (24, 532540), (30, 426032), (32, 399405), (40, 319524), (48, 266270), (60, 213016), (80, 159762), (96, 133135), (120, 106508), (160, 79881), (240, 53254), (480, 26627)]