20641516800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{1075079}}^1$

素因数の和:1075108

約数の個数: 108

約数和(自身を含む): 68121369120

約数和(自身を除く): 47479852320

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, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 19200, 1075079, 2150158, 3225237, 4300316, 5375395, 6450474, 8600632, 10750790, 12900948, 16126185, 17201264, 21501580, 25801896, 26876975, 32252370, 34402528, 43003160, 51603792, 53753950, 64504740, 68805056, 80630925, 86006320, 103207584, 107507900, 129009480, 137610112, 161261850, 172012640, 206415168, 215015800, 258018960, 275220224, 322523700, 344025280, 412830336, 430031600, 516037920, 645047400, 688050560, 825660672, 860063200, 1032075840, 1290094800, 1376101120, 1720126400, 2064151680, 2580189600, 3440252800, 4128303360, 5160379200, 6880505600, 10320758400, 20641516800]

約数ペア:

[(1, 20641516800), (2, 10320758400), (3, 6880505600), (4, 5160379200), (5, 4128303360), (6, 3440252800), (8, 2580189600), (10, 2064151680), (12, 1720126400), (15, 1376101120), (16, 1290094800), (20, 1032075840), (24, 860063200), (25, 825660672), (30, 688050560), (32, 645047400), (40, 516037920), (48, 430031600), (50, 412830336), (60, 344025280), (64, 322523700), (75, 275220224), (80, 258018960), (96, 215015800), (100, 206415168), (120, 172012640), (128, 161261850), (150, 137610112), (160, 129009480), (192, 107507900), (200, 103207584), (240, 86006320), (256, 80630925), (300, 68805056), (320, 64504740), (384, 53753950), (400, 51603792), (480, 43003160), (600, 34402528), (640, 32252370), (768, 26876975), (800, 25801896), (960, 21501580), (1200, 17201264), (1280, 16126185), (1600, 12900948), (1920, 10750790), (2400, 8600632), (3200, 6450474), (3840, 5375395), (4800, 4300316), (6400, 3225237), (9600, 2150158), (19200, 1075079)]