68640120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{190667}}^1$

素因数の和:190684

約数の個数: 48

約数和(自身を含む): 223081560

約数和(自身を除く): 154441440

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, 190667, 381334, 572001, 762668, 953335, 1144002, 1525336, 1716003, 1906670, 2288004, 2860005, 3432006, 3813340, 4576008, 5720010, 6864012, 7626680, 8580015, 11440020, 13728024, 17160030, 22880040, 34320060, 68640120]

約数ペア:

[(1, 68640120), (2, 34320060), (3, 22880040), (4, 17160030), (5, 13728024), (6, 11440020), (8, 8580015), (9, 7626680), (10, 6864012), (12, 5720010), (15, 4576008), (18, 3813340), (20, 3432006), (24, 2860005), (30, 2288004), (36, 1906670), (40, 1716003), (45, 1525336), (60, 1144002), (72, 953335), (90, 762668), (120, 572001), (180, 381334), (360, 190667)]