217860120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{605167}}^1$

素因数の和:605184

約数の個数: 48

約数和(自身を含む): 708046560

約数和(自身を除く): 490186440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 605167, 1210334, 1815501, 2420668, 3025835, 3631002, 4841336, 5446503, 6051670, 7262004, 9077505, 10893006, 12103340, 14524008, 18155010, 21786012, 24206680, 27232515, 36310020, 43572024, 54465030, 72620040, 108930060, 217860120]

約数ペア:

[(1, 217860120), (2, 108930060), (3, 72620040), (4, 54465030), (5, 43572024), (6, 36310020), (8, 27232515), (9, 24206680), (10, 21786012), (12, 18155010), (15, 14524008), (18, 12103340), (20, 10893006), (24, 9077505), (30, 7262004), (36, 6051670), (40, 5446503), (45, 4841336), (60, 3631002), (72, 3025835), (90, 2420668), (120, 1815501), (180, 1210334), (360, 605167)]