61440000

素因数分解:

$2^{15}\times 3^1\times 5^4$

素因数の和:53

約数の個数: 160

約数和(自身を含む): 204731340

約数和(自身を除く): 143291340

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, 3200, 3750, 3840, 4000, 4096, 4800, 5000, 5120, 6000, 6144, 6400, 7500, 7680, 8000, 8192, 9600, 10000, 10240, 12000, 12288, 12800, 15000, 15360, 16000, 16384, 19200, 20000, 20480, 24000, 24576, 25600, 30000, 30720, 32000, 32768, 38400, 40000, 40960, 48000, 49152, 51200, 60000, 61440, 64000, 76800, 80000, 81920, 96000, 98304, 102400, 120000, 122880, 128000, 153600, 160000, 163840, 192000, 204800, 240000, 245760, 256000, 307200, 320000, 384000, 409600, 480000, 491520, 512000, 614400, 640000, 768000, 819200, 960000, 1024000, 1228800, 1280000, 1536000, 1920000, 2048000, 2457600, 2560000, 3072000, 3840000, 4096000, 5120000, 6144000, 7680000, 10240000, 12288000, 15360000, 20480000, 30720000, 61440000]

約数ペア:

[(1, 61440000), (2, 30720000), (3, 20480000), (4, 15360000), (5, 12288000), (6, 10240000), (8, 7680000), (10, 6144000), (12, 5120000), (15, 4096000), (16, 3840000), (20, 3072000), (24, 2560000), (25, 2457600), (30, 2048000), (32, 1920000), (40, 1536000), (48, 1280000), (50, 1228800), (60, 1024000), (64, 960000), (75, 819200), (80, 768000), (96, 640000), (100, 614400), (120, 512000), (125, 491520), (128, 480000), (150, 409600), (160, 384000), (192, 320000), (200, 307200), (240, 256000), (250, 245760), (256, 240000), (300, 204800), (320, 192000), (375, 163840), (384, 160000), (400, 153600), (480, 128000), (500, 122880), (512, 120000), (600, 102400), (625, 98304), (640, 96000), (750, 81920), (768, 80000), (800, 76800), (960, 64000), (1000, 61440), (1024, 60000), (1200, 51200), (1250, 49152), (1280, 48000), (1500, 40960), (1536, 40000), (1600, 38400), (1875, 32768), (1920, 32000), (2000, 30720), (2048, 30000), (2400, 25600), (2500, 24576), (2560, 24000), (3000, 20480), (3072, 20000), (3200, 19200), (3750, 16384), (3840, 16000), (4000, 15360), (4096, 15000), (4800, 12800), (5000, 12288), (5120, 12000), (6000, 10240), (6144, 10000), (6400, 9600), (7500, 8192), (7680, 8000)]