21718800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{2011}}^1$

素因数の和:2038

約数の個数: 120

約数和(自身を含む): 77341280

約数和(自身を除く): 55622480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 2011, 2160, 2700, 3600, 4022, 5400, 6033, 8044, 10055, 10800, 12066, 16088, 18099, 20110, 24132, 30165, 32176, 36198, 40220, 48264, 50275, 54297, 60330, 72396, 80440, 90495, 96528, 100550, 108594, 120660, 144792, 150825, 160880, 180990, 201100, 217188, 241320, 271485, 289584, 301650, 361980, 402200, 434376, 452475, 482640, 542970, 603300, 723960, 804400, 868752, 904950, 1085940, 1206600, 1357425, 1447920, 1809900, 2171880, 2413200, 2714850, 3619800, 4343760, 5429700, 7239600, 10859400, 21718800]

約数ペア:

[(1, 21718800), (2, 10859400), (3, 7239600), (4, 5429700), (5, 4343760), (6, 3619800), (8, 2714850), (9, 2413200), (10, 2171880), (12, 1809900), (15, 1447920), (16, 1357425), (18, 1206600), (20, 1085940), (24, 904950), (25, 868752), (27, 804400), (30, 723960), (36, 603300), (40, 542970), (45, 482640), (48, 452475), (50, 434376), (54, 402200), (60, 361980), (72, 301650), (75, 289584), (80, 271485), (90, 241320), (100, 217188), (108, 201100), (120, 180990), (135, 160880), (144, 150825), (150, 144792), (180, 120660), (200, 108594), (216, 100550), (225, 96528), (240, 90495), (270, 80440), (300, 72396), (360, 60330), (400, 54297), (432, 50275), (450, 48264), (540, 40220), (600, 36198), (675, 32176), (720, 30165), (900, 24132), (1080, 20110), (1200, 18099), (1350, 16088), (1800, 12066), (2011, 10800), (2160, 10055), (2700, 8044), (3600, 6033), (4022, 5400)]