204149520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{283541}}^1$

素因数の和:283560

約数の個数: 60

約数和(自身を含む): 685604556

約数和(自身を除く): 481455036

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, 283541, 567082, 850623, 1134164, 1417705, 1701246, 2268328, 2551869, 2835410, 3402492, 4253115, 4536656, 5103738, 5670820, 6804984, 8506230, 10207476, 11341640, 12759345, 13609968, 17012460, 20414952, 22683280, 25518690, 34024920, 40829904, 51037380, 68049840, 102074760, 204149520]

約数ペア:

[(1, 204149520), (2, 102074760), (3, 68049840), (4, 51037380), (5, 40829904), (6, 34024920), (8, 25518690), (9, 22683280), (10, 20414952), (12, 17012460), (15, 13609968), (16, 12759345), (18, 11341640), (20, 10207476), (24, 8506230), (30, 6804984), (36, 5670820), (40, 5103738), (45, 4536656), (48, 4253115), (60, 3402492), (72, 2835410), (80, 2551869), (90, 2268328), (120, 1701246), (144, 1417705), (180, 1134164), (240, 850623), (360, 567082), (720, 283541)]