28871280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{40099}}^1$

素因数の和:40118

約数の個数: 60

約数和(自身を含む): 96961800

約数和(自身を除く): 68090520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 40099, 80198, 120297, 160396, 200495, 240594, 320792, 360891, 400990, 481188, 601485, 641584, 721782, 801980, 962376, 1202970, 1443564, 1603960, 1804455, 1924752, 2405940, 2887128, 3207920, 3608910, 4811880, 5774256, 7217820, 9623760, 14435640, 28871280]

約数ペア:

[(1, 28871280), (2, 14435640), (3, 9623760), (4, 7217820), (5, 5774256), (6, 4811880), (8, 3608910), (9, 3207920), (10, 2887128), (12, 2405940), (15, 1924752), (16, 1804455), (18, 1603960), (20, 1443564), (24, 1202970), (30, 962376), (36, 801980), (40, 721782), (45, 641584), (48, 601485), (60, 481188), (72, 400990), (80, 360891), (90, 320792), (120, 240594), (144, 200495), (180, 160396), (240, 120297), (360, 80198), (720, 40099)]