19920000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 160

約数和(自身を含む): 66916080

約数和(自身を除く): 46996080

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, 83, 96, 100, 120, 125, 128, 150, 160, 166, 192, 200, 240, 249, 250, 300, 320, 332, 375, 384, 400, 415, 480, 498, 500, 600, 625, 640, 664, 750, 800, 830, 960, 996, 1000, 1200, 1245, 1250, 1328, 1500, 1600, 1660, 1875, 1920, 1992, 2000, 2075, 2400, 2490, 2500, 2656, 3000, 3200, 3320, 3750, 3984, 4000, 4150, 4800, 4980, 5000, 5312, 6000, 6225, 6640, 7500, 7968, 8000, 8300, 9600, 9960, 10000, 10375, 10624, 12000, 12450, 13280, 15000, 15936, 16000, 16600, 19920, 20000, 20750, 24000, 24900, 26560, 30000, 31125, 31872, 33200, 39840, 40000, 41500, 48000, 49800, 51875, 53120, 60000, 62250, 66400, 79680, 80000, 83000, 99600, 103750, 120000, 124500, 132800, 155625, 159360, 166000, 199200, 207500, 240000, 249000, 265600, 311250, 332000, 398400, 415000, 498000, 622500, 664000, 796800, 830000, 996000, 1245000, 1328000, 1660000, 1992000, 2490000, 3320000, 3984000, 4980000, 6640000, 9960000, 19920000]

約数ペア:

[(1, 19920000), (2, 9960000), (3, 6640000), (4, 4980000), (5, 3984000), (6, 3320000), (8, 2490000), (10, 1992000), (12, 1660000), (15, 1328000), (16, 1245000), (20, 996000), (24, 830000), (25, 796800), (30, 664000), (32, 622500), (40, 498000), (48, 415000), (50, 398400), (60, 332000), (64, 311250), (75, 265600), (80, 249000), (83, 240000), (96, 207500), (100, 199200), (120, 166000), (125, 159360), (128, 155625), (150, 132800), (160, 124500), (166, 120000), (192, 103750), (200, 99600), (240, 83000), (249, 80000), (250, 79680), (300, 66400), (320, 62250), (332, 60000), (375, 53120), (384, 51875), (400, 49800), (415, 48000), (480, 41500), (498, 40000), (500, 39840), (600, 33200), (625, 31872), (640, 31125), (664, 30000), (750, 26560), (800, 24900), (830, 24000), (960, 20750), (996, 20000), (1000, 19920), (1200, 16600), (1245, 16000), (1250, 15936), (1328, 15000), (1500, 13280), (1600, 12450), (1660, 12000), (1875, 10624), (1920, 10375), (1992, 10000), (2000, 9960), (2075, 9600), (2400, 8300), (2490, 8000), (2500, 7968), (2656, 7500), (3000, 6640), (3200, 6225), (3320, 6000), (3750, 5312), (3984, 5000), (4000, 4980), (4150, 4800)]