20430360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18917}}^1$

素因数の和:18937

約数の個数: 64

約数和(自身を含む): 68104800

約数和(自身を除く): 47674440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18917, 37834, 56751, 75668, 94585, 113502, 151336, 170253, 189170, 227004, 283755, 340506, 378340, 454008, 510759, 567510, 681012, 756680, 851265, 1021518, 1135020, 1362024, 1702530, 2043036, 2270040, 2553795, 3405060, 4086072, 5107590, 6810120, 10215180, 20430360]

約数ペア:

[(1, 20430360), (2, 10215180), (3, 6810120), (4, 5107590), (5, 4086072), (6, 3405060), (8, 2553795), (9, 2270040), (10, 2043036), (12, 1702530), (15, 1362024), (18, 1135020), (20, 1021518), (24, 851265), (27, 756680), (30, 681012), (36, 567510), (40, 510759), (45, 454008), (54, 378340), (60, 340506), (72, 283755), (90, 227004), (108, 189170), (120, 170253), (135, 151336), (180, 113502), (216, 94585), (270, 75668), (360, 56751), (540, 37834), (1080, 18917)]