77968080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108289}}^1$

素因数の和:108308

約数の個数: 60

約数和(自身を含む): 261845220

約数和(自身を除く): 183877140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 108289, 216578, 324867, 433156, 541445, 649734, 866312, 974601, 1082890, 1299468, 1624335, 1732624, 1949202, 2165780, 2598936, 3248670, 3898404, 4331560, 4873005, 5197872, 6497340, 7796808, 8663120, 9746010, 12994680, 15593616, 19492020, 25989360, 38984040, 77968080]

約数ペア:

[(1, 77968080), (2, 38984040), (3, 25989360), (4, 19492020), (5, 15593616), (6, 12994680), (8, 9746010), (9, 8663120), (10, 7796808), (12, 6497340), (15, 5197872), (16, 4873005), (18, 4331560), (20, 3898404), (24, 3248670), (30, 2598936), (36, 2165780), (40, 1949202), (45, 1732624), (48, 1624335), (60, 1299468), (72, 1082890), (80, 974601), (90, 866312), (120, 649734), (144, 541445), (180, 433156), (240, 324867), (360, 216578), (720, 108289)]