81879120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37907}}^1$

素因数の和:37929

約数の個数: 80

約数和(自身を含む): 282035520

約数和(自身を除く): 200156400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 37907, 75814, 113721, 151628, 189535, 227442, 303256, 341163, 379070, 454884, 568605, 606512, 682326, 758140, 909768, 1023489, 1137210, 1364652, 1516280, 1705815, 1819536, 2046978, 2274420, 2729304, 3032560, 3411630, 4093956, 4548840, 5117445, 5458608, 6823260, 8187912, 9097680, 10234890, 13646520, 16375824, 20469780, 27293040, 40939560, 81879120]

約数ペア:

[(1, 81879120), (2, 40939560), (3, 27293040), (4, 20469780), (5, 16375824), (6, 13646520), (8, 10234890), (9, 9097680), (10, 8187912), (12, 6823260), (15, 5458608), (16, 5117445), (18, 4548840), (20, 4093956), (24, 3411630), (27, 3032560), (30, 2729304), (36, 2274420), (40, 2046978), (45, 1819536), (48, 1705815), (54, 1516280), (60, 1364652), (72, 1137210), (80, 1023489), (90, 909768), (108, 758140), (120, 682326), (135, 606512), (144, 568605), (180, 454884), (216, 379070), (240, 341163), (270, 303256), (360, 227442), (432, 189535), (540, 151628), (720, 113721), (1080, 75814), (2160, 37907)]