21954000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3659}}^1$

素因数の和:3685

約数の個数: 80

約数和(自身を含む): 70799040

約数和(自身を除く): 48845040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3659, 6000, 7318, 10977, 14636, 18295, 21954, 29272, 36590, 43908, 54885, 58544, 73180, 87816, 91475, 109770, 146360, 175632, 182950, 219540, 274425, 292720, 365900, 439080, 457375, 548850, 731800, 878160, 914750, 1097700, 1372125, 1463600, 1829500, 2195400, 2744250, 3659000, 4390800, 5488500, 7318000, 10977000, 21954000]

約数ペア:

[(1, 21954000), (2, 10977000), (3, 7318000), (4, 5488500), (5, 4390800), (6, 3659000), (8, 2744250), (10, 2195400), (12, 1829500), (15, 1463600), (16, 1372125), (20, 1097700), (24, 914750), (25, 878160), (30, 731800), (40, 548850), (48, 457375), (50, 439080), (60, 365900), (75, 292720), (80, 274425), (100, 219540), (120, 182950), (125, 175632), (150, 146360), (200, 109770), (240, 91475), (250, 87816), (300, 73180), (375, 58544), (400, 54885), (500, 43908), (600, 36590), (750, 29272), (1000, 21954), (1200, 18295), (1500, 14636), (2000, 10977), (3000, 7318), (3659, 6000)]