210420800

素因数分解:

$2^6\times 5^2\times {\mathrm{347}}^1\times {\mathrm{379}}^1$

素因数の和:748

約数の個数: 84

約数和(自身を含む): 520628880

約数和(自身を除く): 310208080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 347, 379, 400, 694, 758, 800, 1388, 1516, 1600, 1735, 1895, 2776, 3032, 3470, 3790, 5552, 6064, 6940, 7580, 8675, 9475, 11104, 12128, 13880, 15160, 17350, 18950, 22208, 24256, 27760, 30320, 34700, 37900, 55520, 60640, 69400, 75800, 111040, 121280, 131513, 138800, 151600, 263026, 277600, 303200, 526052, 555200, 606400, 657565, 1052104, 1315130, 2104208, 2630260, 3287825, 4208416, 5260520, 6575650, 8416832, 10521040, 13151300, 21042080, 26302600, 42084160, 52605200, 105210400, 210420800]

約数ペア:

[(1, 210420800), (2, 105210400), (4, 52605200), (5, 42084160), (8, 26302600), (10, 21042080), (16, 13151300), (20, 10521040), (25, 8416832), (32, 6575650), (40, 5260520), (50, 4208416), (64, 3287825), (80, 2630260), (100, 2104208), (160, 1315130), (200, 1052104), (320, 657565), (347, 606400), (379, 555200), (400, 526052), (694, 303200), (758, 277600), (800, 263026), (1388, 151600), (1516, 138800), (1600, 131513), (1735, 121280), (1895, 111040), (2776, 75800), (3032, 69400), (3470, 60640), (3790, 55520), (5552, 37900), (6064, 34700), (6940, 30320), (7580, 27760), (8675, 24256), (9475, 22208), (11104, 18950), (12128, 17350), (13880, 15160)]