454812400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1431

約数の個数: 120

約数和(自身を含む): 1259601920

約数和(自身を除く): 804789520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 127, 140, 175, 200, 254, 280, 350, 400, 508, 560, 635, 700, 889, 1016, 1270, 1279, 1400, 1778, 2032, 2540, 2558, 2800, 3175, 3556, 4445, 5080, 5116, 6350, 6395, 7112, 8890, 8953, 10160, 10232, 12700, 12790, 14224, 17780, 17906, 20464, 22225, 25400, 25580, 31975, 35560, 35812, 44450, 44765, 50800, 51160, 63950, 71120, 71624, 88900, 89530, 102320, 127900, 143248, 162433, 177800, 179060, 223825, 255800, 324866, 355600, 358120, 447650, 511600, 649732, 716240, 812165, 895300, 1137031, 1299464, 1624330, 1790600, 2274062, 2598928, 3248660, 3581200, 4060825, 4548124, 5685155, 6497320, 8121650, 9096248, 11370310, 12994640, 16243300, 18192496, 22740620, 28425775, 32486600, 45481240, 56851550, 64973200, 90962480, 113703100, 227406200, 454812400]

約数ペア:

[(1, 454812400), (2, 227406200), (4, 113703100), (5, 90962480), (7, 64973200), (8, 56851550), (10, 45481240), (14, 32486600), (16, 28425775), (20, 22740620), (25, 18192496), (28, 16243300), (35, 12994640), (40, 11370310), (50, 9096248), (56, 8121650), (70, 6497320), (80, 5685155), (100, 4548124), (112, 4060825), (127, 3581200), (140, 3248660), (175, 2598928), (200, 2274062), (254, 1790600), (280, 1624330), (350, 1299464), (400, 1137031), (508, 895300), (560, 812165), (635, 716240), (700, 649732), (889, 511600), (1016, 447650), (1270, 358120), (1279, 355600), (1400, 324866), (1778, 255800), (2032, 223825), (2540, 179060), (2558, 177800), (2800, 162433), (3175, 143248), (3556, 127900), (4445, 102320), (5080, 89530), (5116, 88900), (6350, 71624), (6395, 71120), (7112, 63950), (8890, 51160), (8953, 50800), (10160, 44765), (10232, 44450), (12700, 35812), (12790, 35560), (14224, 31975), (17780, 25580), (17906, 25400), (20464, 22225)]