318432800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:691

約数の個数: 144

約数和(自身を含む): 898817472

約数和(自身を除く): 580384672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 101, 112, 140, 160, 175, 200, 202, 224, 280, 350, 400, 404, 505, 560, 563, 700, 707, 800, 808, 1010, 1120, 1126, 1400, 1414, 1616, 2020, 2252, 2525, 2800, 2815, 2828, 3232, 3535, 3941, 4040, 4504, 5050, 5600, 5630, 5656, 7070, 7882, 8080, 9008, 10100, 11260, 11312, 14075, 14140, 15764, 16160, 17675, 18016, 19705, 20200, 22520, 22624, 28150, 28280, 31528, 35350, 39410, 40400, 45040, 56300, 56560, 56863, 63056, 70700, 78820, 80800, 90080, 98525, 112600, 113120, 113726, 126112, 141400, 157640, 197050, 225200, 227452, 282800, 284315, 315280, 394100, 398041, 450400, 454904, 565600, 568630, 630560, 788200, 796082, 909808, 1137260, 1421575, 1576400, 1592164, 1819616, 1990205, 2274520, 2843150, 3152800, 3184328, 3980410, 4549040, 5686300, 6368656, 7960820, 9098080, 9951025, 11372600, 12737312, 15921640, 19902050, 22745200, 31843280, 39804100, 45490400, 63686560, 79608200, 159216400, 318432800]

約数ペア:

[(1, 318432800), (2, 159216400), (4, 79608200), (5, 63686560), (7, 45490400), (8, 39804100), (10, 31843280), (14, 22745200), (16, 19902050), (20, 15921640), (25, 12737312), (28, 11372600), (32, 9951025), (35, 9098080), (40, 7960820), (50, 6368656), (56, 5686300), (70, 4549040), (80, 3980410), (100, 3184328), (101, 3152800), (112, 2843150), (140, 2274520), (160, 1990205), (175, 1819616), (200, 1592164), (202, 1576400), (224, 1421575), (280, 1137260), (350, 909808), (400, 796082), (404, 788200), (505, 630560), (560, 568630), (563, 565600), (700, 454904), (707, 450400), (800, 398041), (808, 394100), (1010, 315280), (1120, 284315), (1126, 282800), (1400, 227452), (1414, 225200), (1616, 197050), (2020, 157640), (2252, 141400), (2525, 126112), (2800, 113726), (2815, 113120), (2828, 112600), (3232, 98525), (3535, 90080), (3941, 80800), (4040, 78820), (4504, 70700), (5050, 63056), (5600, 56863), (5630, 56560), (5656, 56300), (7070, 45040), (7882, 40400), (8080, 39410), (9008, 35350), (10100, 31528), (11260, 28280), (11312, 28150), (14075, 22624), (14140, 22520), (15764, 20200), (16160, 19705), (17675, 18016)]