2017801680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{53551}}^1$

素因数の和:53724

約数の個数: 80

約数和(自身を含む): 6295144704

約数和(自身を除く): 4277343024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 9420, 12560, 18840, 37680, 53551, 107102, 160653, 214204, 267755, 321306, 428408, 535510, 642612, 803265, 856816, 1071020, 1285224, 1606530, 2142040, 2570448, 3213060, 4284080, 6426120, 8407507, 12852240, 16815014, 25222521, 33630028, 42037535, 50445042, 67260056, 84075070, 100890084, 126112605, 134520112, 168150140, 201780168, 252225210, 336300280, 403560336, 504450420, 672600560, 1008900840, 2017801680]

約数ペア:

[(1, 2017801680), (2, 1008900840), (3, 672600560), (4, 504450420), (5, 403560336), (6, 336300280), (8, 252225210), (10, 201780168), (12, 168150140), (15, 134520112), (16, 126112605), (20, 100890084), (24, 84075070), (30, 67260056), (40, 50445042), (48, 42037535), (60, 33630028), (80, 25222521), (120, 16815014), (157, 12852240), (240, 8407507), (314, 6426120), (471, 4284080), (628, 3213060), (785, 2570448), (942, 2142040), (1256, 1606530), (1570, 1285224), (1884, 1071020), (2355, 856816), (2512, 803265), (3140, 642612), (3768, 535510), (4710, 428408), (6280, 321306), (7536, 267755), (9420, 214204), (12560, 160653), (18840, 107102), (37680, 53551)]