265742820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{210907}}^1$

素因数の和:210929

約数の個数: 72

約数和(自身を含む): 921246144

約数和(自身を除く): 655503324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 210907, 421814, 632721, 843628, 1054535, 1265442, 1476349, 1898163, 2109070, 2530884, 2952698, 3163605, 3796326, 4218140, 4429047, 5905396, 6327210, 7381745, 7592652, 8858094, 9490815, 12654420, 13287141, 14763490, 17716188, 18981630, 22145235, 26574282, 29526980, 37963260, 44290470, 53148564, 66435705, 88580940, 132871410, 265742820]

約数ペア:

[(1, 265742820), (2, 132871410), (3, 88580940), (4, 66435705), (5, 53148564), (6, 44290470), (7, 37963260), (9, 29526980), (10, 26574282), (12, 22145235), (14, 18981630), (15, 17716188), (18, 14763490), (20, 13287141), (21, 12654420), (28, 9490815), (30, 8858094), (35, 7592652), (36, 7381745), (42, 6327210), (45, 5905396), (60, 4429047), (63, 4218140), (70, 3796326), (84, 3163605), (90, 2952698), (105, 2530884), (126, 2109070), (140, 1898163), (180, 1476349), (210, 1265442), (252, 1054535), (315, 843628), (420, 632721), (630, 421814), (1260, 210907)]