643920120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1788667}}^1$

素因数の和:1788684

約数の個数: 48

約数和(自身を含む): 2092741560

約数和(自身を除く): 1448821440

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, 1788667, 3577334, 5366001, 7154668, 8943335, 10732002, 14309336, 16098003, 17886670, 21464004, 26830005, 32196006, 35773340, 42928008, 53660010, 64392012, 71546680, 80490015, 107320020, 128784024, 160980030, 214640040, 321960060, 643920120]

約数ペア:

[(1, 643920120), (2, 321960060), (3, 214640040), (4, 160980030), (5, 128784024), (6, 107320020), (8, 80490015), (9, 71546680), (10, 64392012), (12, 53660010), (15, 42928008), (18, 35773340), (20, 32196006), (24, 26830005), (30, 21464004), (36, 17886670), (40, 16098003), (45, 14309336), (60, 10732002), (72, 8943335), (90, 7154668), (120, 5366001), (180, 3577334), (360, 1788667)]