21609600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{2251}}^1$

素因数の和:2278

約数の個数: 96

約数和(自身を含む): 71208240

約数和(自身を除く): 49598640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 320, 384, 400, 480, 600, 640, 800, 960, 1200, 1600, 1920, 2251, 2400, 3200, 4502, 4800, 6753, 9004, 9600, 11255, 13506, 18008, 22510, 27012, 33765, 36016, 45020, 54024, 56275, 67530, 72032, 90040, 108048, 112550, 135060, 144064, 168825, 180080, 216096, 225100, 270120, 288128, 337650, 360160, 432192, 450200, 540240, 675300, 720320, 864384, 900400, 1080480, 1350600, 1440640, 1800800, 2160960, 2701200, 3601600, 4321920, 5402400, 7203200, 10804800, 21609600]

約数ペア:

[(1, 21609600), (2, 10804800), (3, 7203200), (4, 5402400), (5, 4321920), (6, 3601600), (8, 2701200), (10, 2160960), (12, 1800800), (15, 1440640), (16, 1350600), (20, 1080480), (24, 900400), (25, 864384), (30, 720320), (32, 675300), (40, 540240), (48, 450200), (50, 432192), (60, 360160), (64, 337650), (75, 288128), (80, 270120), (96, 225100), (100, 216096), (120, 180080), (128, 168825), (150, 144064), (160, 135060), (192, 112550), (200, 108048), (240, 90040), (300, 72032), (320, 67530), (384, 56275), (400, 54024), (480, 45020), (600, 36016), (640, 33765), (800, 27012), (960, 22510), (1200, 18008), (1600, 13506), (1920, 11255), (2251, 9600), (2400, 9004), (3200, 6753), (4502, 4800)]