553628080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{797}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 1359600480

約数和(自身を除く): 805972400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 457, 760, 797, 914, 1520, 1594, 1828, 2285, 3188, 3656, 3985, 4570, 6376, 7312, 7970, 8683, 9140, 12752, 15143, 15940, 17366, 18280, 30286, 31880, 34732, 36560, 43415, 60572, 63760, 69464, 75715, 86830, 121144, 138928, 151430, 173660, 242288, 302860, 347320, 364229, 605720, 694640, 728458, 1211440, 1456916, 1821145, 2913832, 3642290, 5827664, 6920351, 7284580, 13840702, 14569160, 27681404, 29138320, 34601755, 55362808, 69203510, 110725616, 138407020, 276814040, 553628080]

約数ペア:

[(1, 553628080), (2, 276814040), (4, 138407020), (5, 110725616), (8, 69203510), (10, 55362808), (16, 34601755), (19, 29138320), (20, 27681404), (38, 14569160), (40, 13840702), (76, 7284580), (80, 6920351), (95, 5827664), (152, 3642290), (190, 2913832), (304, 1821145), (380, 1456916), (457, 1211440), (760, 728458), (797, 694640), (914, 605720), (1520, 364229), (1594, 347320), (1828, 302860), (2285, 242288), (3188, 173660), (3656, 151430), (3985, 138928), (4570, 121144), (6376, 86830), (7312, 75715), (7970, 69464), (8683, 63760), (9140, 60572), (12752, 43415), (15143, 36560), (15940, 34732), (17366, 31880), (18280, 30286)]