120720000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{503}}^1$

素因数の和:540

約数の個数: 160

約数和(自身を含む): 401496480

約数和(自身を除く): 280776480

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, 300, 320, 375, 384, 400, 480, 500, 503, 600, 625, 640, 750, 800, 960, 1000, 1006, 1200, 1250, 1500, 1509, 1600, 1875, 1920, 2000, 2012, 2400, 2500, 2515, 3000, 3018, 3200, 3750, 4000, 4024, 4800, 5000, 5030, 6000, 6036, 7500, 7545, 8000, 8048, 9600, 10000, 10060, 12000, 12072, 12575, 15000, 15090, 16000, 16096, 20000, 20120, 24000, 24144, 25150, 30000, 30180, 32192, 37725, 40000, 40240, 48000, 48288, 50300, 60000, 60360, 62875, 64384, 75450, 80000, 80480, 96576, 100600, 120000, 120720, 125750, 150900, 160960, 188625, 193152, 201200, 240000, 241440, 251500, 301800, 314375, 321920, 377250, 402400, 482880, 503000, 603600, 628750, 754500, 804800, 943125, 965760, 1006000, 1207200, 1257500, 1509000, 1609600, 1886250, 2012000, 2414400, 2515000, 3018000, 3772500, 4024000, 4828800, 5030000, 6036000, 7545000, 8048000, 10060000, 12072000, 15090000, 20120000, 24144000, 30180000, 40240000, 60360000, 120720000]

約数ペア:

[(1, 120720000), (2, 60360000), (3, 40240000), (4, 30180000), (5, 24144000), (6, 20120000), (8, 15090000), (10, 12072000), (12, 10060000), (15, 8048000), (16, 7545000), (20, 6036000), (24, 5030000), (25, 4828800), (30, 4024000), (32, 3772500), (40, 3018000), (48, 2515000), (50, 2414400), (60, 2012000), (64, 1886250), (75, 1609600), (80, 1509000), (96, 1257500), (100, 1207200), (120, 1006000), (125, 965760), (128, 943125), (150, 804800), (160, 754500), (192, 628750), (200, 603600), (240, 503000), (250, 482880), (300, 402400), (320, 377250), (375, 321920), (384, 314375), (400, 301800), (480, 251500), (500, 241440), (503, 240000), (600, 201200), (625, 193152), (640, 188625), (750, 160960), (800, 150900), (960, 125750), (1000, 120720), (1006, 120000), (1200, 100600), (1250, 96576), (1500, 80480), (1509, 80000), (1600, 75450), (1875, 64384), (1920, 62875), (2000, 60360), (2012, 60000), (2400, 50300), (2500, 48288), (2515, 48000), (3000, 40240), (3018, 40000), (3200, 37725), (3750, 32192), (4000, 30180), (4024, 30000), (4800, 25150), (5000, 24144), (5030, 24000), (6000, 20120), (6036, 20000), (7500, 16096), (7545, 16000), (8000, 15090), (8048, 15000), (9600, 12575), (10000, 12072), (10060, 12000)]