38400000

素因数分解:

$2^{12}\times 3^1\times 5^5$

素因数の和:52

約数の個数: 156

約数和(自身を含む): 127976184

約数和(自身を除く): 89576184

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, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 625, 640, 750, 768, 800, 960, 1000, 1024, 1200, 1250, 1280, 1500, 1536, 1600, 1875, 1920, 2000, 2048, 2400, 2500, 2560, 3000, 3072, 3125, 3200, 3750, 3840, 4000, 4096, 4800, 5000, 5120, 6000, 6144, 6250, 6400, 7500, 7680, 8000, 9375, 9600, 10000, 10240, 12000, 12288, 12500, 12800, 15000, 15360, 16000, 18750, 19200, 20000, 20480, 24000, 25000, 25600, 30000, 30720, 32000, 37500, 38400, 40000, 48000, 50000, 51200, 60000, 61440, 64000, 75000, 76800, 80000, 96000, 100000, 102400, 120000, 128000, 150000, 153600, 160000, 192000, 200000, 240000, 256000, 300000, 307200, 320000, 384000, 400000, 480000, 512000, 600000, 640000, 768000, 800000, 960000, 1200000, 1280000, 1536000, 1600000, 1920000, 2400000, 2560000, 3200000, 3840000, 4800000, 6400000, 7680000, 9600000, 12800000, 19200000, 38400000]

約数ペア:

[(1, 38400000), (2, 19200000), (3, 12800000), (4, 9600000), (5, 7680000), (6, 6400000), (8, 4800000), (10, 3840000), (12, 3200000), (15, 2560000), (16, 2400000), (20, 1920000), (24, 1600000), (25, 1536000), (30, 1280000), (32, 1200000), (40, 960000), (48, 800000), (50, 768000), (60, 640000), (64, 600000), (75, 512000), (80, 480000), (96, 400000), (100, 384000), (120, 320000), (125, 307200), (128, 300000), (150, 256000), (160, 240000), (192, 200000), (200, 192000), (240, 160000), (250, 153600), (256, 150000), (300, 128000), (320, 120000), (375, 102400), (384, 100000), (400, 96000), (480, 80000), (500, 76800), (512, 75000), (600, 64000), (625, 61440), (640, 60000), (750, 51200), (768, 50000), (800, 48000), (960, 40000), (1000, 38400), (1024, 37500), (1200, 32000), (1250, 30720), (1280, 30000), (1500, 25600), (1536, 25000), (1600, 24000), (1875, 20480), (1920, 20000), (2000, 19200), (2048, 18750), (2400, 16000), (2500, 15360), (2560, 15000), (3000, 12800), (3072, 12500), (3125, 12288), (3200, 12000), (3750, 10240), (3840, 10000), (4000, 9600), (4096, 9375), (4800, 8000), (5000, 7680), (5120, 7500), (6000, 6400), (6144, 6250)]