279928080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{388789}}^1$

素因数の和:388808

約数の個数: 60

約数和(自身を含む): 940094220

約数和(自身を除く): 660166140

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, 388789, 777578, 1166367, 1555156, 1943945, 2332734, 3110312, 3499101, 3887890, 4665468, 5831835, 6220624, 6998202, 7775780, 9330936, 11663670, 13996404, 15551560, 17495505, 18661872, 23327340, 27992808, 31103120, 34991010, 46654680, 55985616, 69982020, 93309360, 139964040, 279928080]

約数ペア:

[(1, 279928080), (2, 139964040), (3, 93309360), (4, 69982020), (5, 55985616), (6, 46654680), (8, 34991010), (9, 31103120), (10, 27992808), (12, 23327340), (15, 18661872), (16, 17495505), (18, 15551560), (20, 13996404), (24, 11663670), (30, 9330936), (36, 7775780), (40, 6998202), (45, 6220624), (48, 5831835), (60, 4665468), (72, 3887890), (80, 3499101), (90, 3110312), (120, 2332734), (144, 1943945), (180, 1555156), (240, 1166367), (360, 777578), (720, 388789)]