15407880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128399}}^1$

素因数の和:128413

約数の個数: 32

約数和(自身を含む): 46224000

約数和(自身を除く): 30816120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128399, 256798, 385197, 513596, 641995, 770394, 1027192, 1283990, 1540788, 1925985, 2567980, 3081576, 3851970, 5135960, 7703940, 15407880]

約数ペア:

[(1, 15407880), (2, 7703940), (3, 5135960), (4, 3851970), (5, 3081576), (6, 2567980), (8, 1925985), (10, 1540788), (12, 1283990), (15, 1027192), (20, 770394), (24, 641995), (30, 513596), (40, 385197), (60, 256798), (120, 128399)]