397680000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{1657}}^1$

素因数の和:1694

約数の個数: 160

約数和(自身を含む): 1320795960

約数和(自身を除く): 923115960

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, 600, 625, 640, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1657, 1875, 1920, 2000, 2400, 2500, 3000, 3200, 3314, 3750, 4000, 4800, 4971, 5000, 6000, 6628, 7500, 8000, 8285, 9600, 9942, 10000, 12000, 13256, 15000, 16000, 16570, 19884, 20000, 24000, 24855, 26512, 30000, 33140, 39768, 40000, 41425, 48000, 49710, 53024, 60000, 66280, 79536, 80000, 82850, 99420, 106048, 120000, 124275, 132560, 159072, 165700, 198840, 207125, 212096, 240000, 248550, 265120, 318144, 331400, 397680, 414250, 497100, 530240, 621375, 636288, 662800, 795360, 828500, 994200, 1035625, 1060480, 1242750, 1325600, 1590720, 1657000, 1988400, 2071250, 2485500, 2651200, 3106875, 3181440, 3314000, 3976800, 4142500, 4971000, 5302400, 6213750, 6628000, 7953600, 8285000, 9942000, 12427500, 13256000, 15907200, 16570000, 19884000, 24855000, 26512000, 33140000, 39768000, 49710000, 66280000, 79536000, 99420000, 132560000, 198840000, 397680000]

約数ペア:

[(1, 397680000), (2, 198840000), (3, 132560000), (4, 99420000), (5, 79536000), (6, 66280000), (8, 49710000), (10, 39768000), (12, 33140000), (15, 26512000), (16, 24855000), (20, 19884000), (24, 16570000), (25, 15907200), (30, 13256000), (32, 12427500), (40, 9942000), (48, 8285000), (50, 7953600), (60, 6628000), (64, 6213750), (75, 5302400), (80, 4971000), (96, 4142500), (100, 3976800), (120, 3314000), (125, 3181440), (128, 3106875), (150, 2651200), (160, 2485500), (192, 2071250), (200, 1988400), (240, 1657000), (250, 1590720), (300, 1325600), (320, 1242750), (375, 1060480), (384, 1035625), (400, 994200), (480, 828500), (500, 795360), (600, 662800), (625, 636288), (640, 621375), (750, 530240), (800, 497100), (960, 414250), (1000, 397680), (1200, 331400), (1250, 318144), (1500, 265120), (1600, 248550), (1657, 240000), (1875, 212096), (1920, 207125), (2000, 198840), (2400, 165700), (2500, 159072), (3000, 132560), (3200, 124275), (3314, 120000), (3750, 106048), (4000, 99420), (4800, 82850), (4971, 80000), (5000, 79536), (6000, 66280), (6628, 60000), (7500, 53024), (8000, 49710), (8285, 48000), (9600, 41425), (9942, 40000), (10000, 39768), (12000, 33140), (13256, 30000), (15000, 26512), (16000, 24855), (16570, 24000), (19884, 20000)]