78280320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{40771}}^1$

素因数の和:40793

約数の個数: 64

約数和(自身を含む): 249524640

約数和(自身を除く): 171244320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 40771, 81542, 122313, 163084, 203855, 244626, 326168, 407710, 489252, 611565, 652336, 815420, 978504, 1223130, 1304672, 1630840, 1957008, 2446260, 2609344, 3261680, 3914016, 4892520, 5218688, 6523360, 7828032, 9785040, 13046720, 15656064, 19570080, 26093440, 39140160, 78280320]

約数ペア:

[(1, 78280320), (2, 39140160), (3, 26093440), (4, 19570080), (5, 15656064), (6, 13046720), (8, 9785040), (10, 7828032), (12, 6523360), (15, 5218688), (16, 4892520), (20, 3914016), (24, 3261680), (30, 2609344), (32, 2446260), (40, 1957008), (48, 1630840), (60, 1304672), (64, 1223130), (80, 978504), (96, 815420), (120, 652336), (128, 611565), (160, 489252), (192, 407710), (240, 326168), (320, 244626), (384, 203855), (480, 163084), (640, 122313), (960, 81542), (1920, 40771)]