18288900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2930

約数の個数: 108

約数和(自身を含む): 65537472

約数和(自身を除く): 47248572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 2903, 3150, 5806, 6300, 8709, 11612, 14515, 17418, 20321, 26127, 29030, 34836, 40642, 43545, 52254, 58060, 60963, 72575, 81284, 87090, 101605, 104508, 121926, 130635, 145150, 174180, 182889, 203210, 217725, 243852, 261270, 290300, 304815, 365778, 406420, 435450, 508025, 522540, 609630, 653175, 731556, 870900, 914445, 1016050, 1219260, 1306350, 1524075, 1828890, 2032100, 2612700, 3048150, 3657780, 4572225, 6096300, 9144450, 18288900]

約数ペア:

[(1, 18288900), (2, 9144450), (3, 6096300), (4, 4572225), (5, 3657780), (6, 3048150), (7, 2612700), (9, 2032100), (10, 1828890), (12, 1524075), (14, 1306350), (15, 1219260), (18, 1016050), (20, 914445), (21, 870900), (25, 731556), (28, 653175), (30, 609630), (35, 522540), (36, 508025), (42, 435450), (45, 406420), (50, 365778), (60, 304815), (63, 290300), (70, 261270), (75, 243852), (84, 217725), (90, 203210), (100, 182889), (105, 174180), (126, 145150), (140, 130635), (150, 121926), (175, 104508), (180, 101605), (210, 87090), (225, 81284), (252, 72575), (300, 60963), (315, 58060), (350, 52254), (420, 43545), (450, 40642), (525, 34836), (630, 29030), (700, 26127), (900, 20321), (1050, 17418), (1260, 14515), (1575, 11612), (2100, 8709), (2903, 6300), (3150, 5806)]