621642560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25229}}^1$

素因数の和:25264

約数の個数: 112

約数和(自身を含む): 1845624960

約数和(自身を除く): 1223982400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 12320, 24640, 25229, 50458, 100916, 126145, 176603, 201832, 252290, 277519, 353206, 403664, 504580, 555038, 706412, 807328, 883015, 1009160, 1110076, 1387595, 1412824, 1614656, 1766030, 1942633, 2018320, 2220152, 2775190, 2825648, 3532060, 3885266, 4036640, 4440304, 5550380, 5651296, 7064120, 7770532, 8073280, 8880608, 9713165, 11100760, 11302592, 14128240, 15541064, 17761216, 19426330, 22201520, 28256480, 31082128, 38852660, 44403040, 56512960, 62164256, 77705320, 88806080, 124328512, 155410640, 310821280, 621642560]

約数ペア:

[(1, 621642560), (2, 310821280), (4, 155410640), (5, 124328512), (7, 88806080), (8, 77705320), (10, 62164256), (11, 56512960), (14, 44403040), (16, 38852660), (20, 31082128), (22, 28256480), (28, 22201520), (32, 19426330), (35, 17761216), (40, 15541064), (44, 14128240), (55, 11302592), (56, 11100760), (64, 9713165), (70, 8880608), (77, 8073280), (80, 7770532), (88, 7064120), (110, 5651296), (112, 5550380), (140, 4440304), (154, 4036640), (160, 3885266), (176, 3532060), (220, 2825648), (224, 2775190), (280, 2220152), (308, 2018320), (320, 1942633), (352, 1766030), (385, 1614656), (440, 1412824), (448, 1387595), (560, 1110076), (616, 1009160), (704, 883015), (770, 807328), (880, 706412), (1120, 555038), (1232, 504580), (1540, 403664), (1760, 353206), (2240, 277519), (2464, 252290), (3080, 201832), (3520, 176603), (4928, 126145), (6160, 100916), (12320, 50458), (24640, 25229)]