18120900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{8629}}^1$

素因数の和:8653

約数の個数: 72

約数和(自身を含む): 59926720

約数和(自身を除く): 41805820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 8629, 17258, 25887, 34516, 43145, 51774, 60403, 86290, 103548, 120806, 129435, 172580, 181209, 215725, 241612, 258870, 302015, 362418, 431450, 517740, 604030, 647175, 724836, 862900, 906045, 1208060, 1294350, 1510075, 1812090, 2588700, 3020150, 3624180, 4530225, 6040300, 9060450, 18120900]

約数ペア:

[(1, 18120900), (2, 9060450), (3, 6040300), (4, 4530225), (5, 3624180), (6, 3020150), (7, 2588700), (10, 1812090), (12, 1510075), (14, 1294350), (15, 1208060), (20, 906045), (21, 862900), (25, 724836), (28, 647175), (30, 604030), (35, 517740), (42, 431450), (50, 362418), (60, 302015), (70, 258870), (75, 241612), (84, 215725), (100, 181209), (105, 172580), (140, 129435), (150, 120806), (175, 103548), (210, 86290), (300, 60403), (350, 51774), (420, 43145), (525, 34516), (700, 25887), (1050, 17258), (2100, 8629)]