221823280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3119}}^1$

素因数の和:3266

約数の個数: 80

約数和(自身を含む): 594247680

約数和(自身を除く): 372424400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2540, 3119, 3556, 4445, 5080, 6238, 7112, 8890, 10160, 12476, 14224, 15595, 17780, 21833, 24952, 31190, 35560, 43666, 49904, 62380, 71120, 87332, 109165, 124760, 174664, 218330, 249520, 349328, 396113, 436660, 792226, 873320, 1584452, 1746640, 1980565, 2772791, 3168904, 3961130, 5545582, 6337808, 7922260, 11091164, 13863955, 15844520, 22182328, 27727910, 31689040, 44364656, 55455820, 110911640, 221823280]

約数ペア:

[(1, 221823280), (2, 110911640), (4, 55455820), (5, 44364656), (7, 31689040), (8, 27727910), (10, 22182328), (14, 15844520), (16, 13863955), (20, 11091164), (28, 7922260), (35, 6337808), (40, 5545582), (56, 3961130), (70, 3168904), (80, 2772791), (112, 1980565), (127, 1746640), (140, 1584452), (254, 873320), (280, 792226), (508, 436660), (560, 396113), (635, 349328), (889, 249520), (1016, 218330), (1270, 174664), (1778, 124760), (2032, 109165), (2540, 87332), (3119, 71120), (3556, 62380), (4445, 49904), (5080, 43666), (6238, 35560), (7112, 31190), (8890, 24952), (10160, 21833), (12476, 17780), (14224, 15595)]