20548800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{1427}}^1$

素因数の和:1455

約数の個数: 126

約数和(自身を含む): 73086468

約数和(自身を除く): 52537668

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1427, 1440, 1600, 1800, 2400, 2854, 2880, 3600, 4281, 4800, 5708, 7135, 7200, 8562, 11416, 12843, 14270, 14400, 17124, 21405, 22832, 25686, 28540, 34248, 35675, 42810, 45664, 51372, 57080, 64215, 68496, 71350, 85620, 91328, 102744, 107025, 114160, 128430, 136992, 142700, 171240, 205488, 214050, 228320, 256860, 273984, 285400, 321075, 342480, 410976, 428100, 456640, 513720, 570800, 642150, 684960, 821952, 856200, 1027440, 1141600, 1284300, 1369920, 1712400, 2054880, 2283200, 2568600, 3424800, 4109760, 5137200, 6849600, 10274400, 20548800]

約数ペア:

[(1, 20548800), (2, 10274400), (3, 6849600), (4, 5137200), (5, 4109760), (6, 3424800), (8, 2568600), (9, 2283200), (10, 2054880), (12, 1712400), (15, 1369920), (16, 1284300), (18, 1141600), (20, 1027440), (24, 856200), (25, 821952), (30, 684960), (32, 642150), (36, 570800), (40, 513720), (45, 456640), (48, 428100), (50, 410976), (60, 342480), (64, 321075), (72, 285400), (75, 273984), (80, 256860), (90, 228320), (96, 214050), (100, 205488), (120, 171240), (144, 142700), (150, 136992), (160, 128430), (180, 114160), (192, 107025), (200, 102744), (225, 91328), (240, 85620), (288, 71350), (300, 68496), (320, 64215), (360, 57080), (400, 51372), (450, 45664), (480, 42810), (576, 35675), (600, 34248), (720, 28540), (800, 25686), (900, 22832), (960, 21405), (1200, 17124), (1427, 14400), (1440, 14270), (1600, 12843), (1800, 11416), (2400, 8562), (2854, 7200), (2880, 7135), (3600, 5708), (4281, 4800)]