21612960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{5003}}^1$

素因数の和:5027

約数の個数: 96

約数和(自身を含む): 75660480

約数和(自身を除く): 54047520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 5003, 10006, 15009, 20012, 25015, 30018, 40024, 45027, 50030, 60036, 75045, 80048, 90054, 100060, 120072, 135081, 150090, 160096, 180108, 200120, 225135, 240144, 270162, 300180, 360216, 400240, 450270, 480288, 540324, 600360, 675405, 720432, 800480, 900540, 1080648, 1200720, 1350810, 1440864, 1801080, 2161296, 2401440, 2701620, 3602160, 4322592, 5403240, 7204320, 10806480, 21612960]

約数ペア:

[(1, 21612960), (2, 10806480), (3, 7204320), (4, 5403240), (5, 4322592), (6, 3602160), (8, 2701620), (9, 2401440), (10, 2161296), (12, 1801080), (15, 1440864), (16, 1350810), (18, 1200720), (20, 1080648), (24, 900540), (27, 800480), (30, 720432), (32, 675405), (36, 600360), (40, 540324), (45, 480288), (48, 450270), (54, 400240), (60, 360216), (72, 300180), (80, 270162), (90, 240144), (96, 225135), (108, 200120), (120, 180108), (135, 160096), (144, 150090), (160, 135081), (180, 120072), (216, 100060), (240, 90054), (270, 80048), (288, 75045), (360, 60036), (432, 50030), (480, 45027), (540, 40024), (720, 30018), (864, 25015), (1080, 20012), (1440, 15009), (2160, 10006), (4320, 5003)]