1279776000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{13331}}^1$

素因数の和:13365

約数の個数: 144

約数和(自身を含む): 4251094848

約数和(自身を除く): 2971318848

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, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1600, 1920, 2000, 2400, 3000, 3200, 3840, 4000, 4800, 6000, 6400, 8000, 9600, 12000, 13331, 16000, 19200, 24000, 26662, 32000, 39993, 48000, 53324, 66655, 79986, 96000, 106648, 133310, 159972, 199965, 213296, 266620, 319944, 333275, 399930, 426592, 533240, 639888, 666550, 799860, 853184, 999825, 1066480, 1279776, 1333100, 1599720, 1666375, 1706368, 1999650, 2132960, 2559552, 2666200, 3199440, 3332750, 3412736, 3999300, 4265920, 4999125, 5119104, 5332400, 6398880, 6665500, 7998600, 8531840, 9998250, 10238208, 10664800, 12797760, 13331000, 15997200, 17063680, 19996500, 21329600, 25595520, 26662000, 31994400, 39993000, 42659200, 51191040, 53324000, 63988800, 79986000, 85318400, 106648000, 127977600, 159972000, 213296000, 255955200, 319944000, 426592000, 639888000, 1279776000]

約数ペア:

[(1, 1279776000), (2, 639888000), (3, 426592000), (4, 319944000), (5, 255955200), (6, 213296000), (8, 159972000), (10, 127977600), (12, 106648000), (15, 85318400), (16, 79986000), (20, 63988800), (24, 53324000), (25, 51191040), (30, 42659200), (32, 39993000), (40, 31994400), (48, 26662000), (50, 25595520), (60, 21329600), (64, 19996500), (75, 17063680), (80, 15997200), (96, 13331000), (100, 12797760), (120, 10664800), (125, 10238208), (128, 9998250), (150, 8531840), (160, 7998600), (192, 6665500), (200, 6398880), (240, 5332400), (250, 5119104), (256, 4999125), (300, 4265920), (320, 3999300), (375, 3412736), (384, 3332750), (400, 3199440), (480, 2666200), (500, 2559552), (600, 2132960), (640, 1999650), (750, 1706368), (768, 1666375), (800, 1599720), (960, 1333100), (1000, 1279776), (1200, 1066480), (1280, 999825), (1500, 853184), (1600, 799860), (1920, 666550), (2000, 639888), (2400, 533240), (3000, 426592), (3200, 399930), (3840, 333275), (4000, 319944), (4800, 266620), (6000, 213296), (6400, 199965), (8000, 159972), (9600, 133310), (12000, 106648), (13331, 96000), (16000, 79986), (19200, 66655), (24000, 53324), (26662, 48000), (32000, 39993)]