21839760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{10111}}^1$

素因数の和:10133

約数の個数: 80

約数和(自身を含む): 75233280

約数和(自身を除く): 53393520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 10111, 20222, 30333, 40444, 50555, 60666, 80888, 90999, 101110, 121332, 151665, 161776, 181998, 202220, 242664, 272997, 303330, 363996, 404440, 454995, 485328, 545994, 606660, 727992, 808880, 909990, 1091988, 1213320, 1364985, 1455984, 1819980, 2183976, 2426640, 2729970, 3639960, 4367952, 5459940, 7279920, 10919880, 21839760]

約数ペア:

[(1, 21839760), (2, 10919880), (3, 7279920), (4, 5459940), (5, 4367952), (6, 3639960), (8, 2729970), (9, 2426640), (10, 2183976), (12, 1819980), (15, 1455984), (16, 1364985), (18, 1213320), (20, 1091988), (24, 909990), (27, 808880), (30, 727992), (36, 606660), (40, 545994), (45, 485328), (48, 454995), (54, 404440), (60, 363996), (72, 303330), (80, 272997), (90, 242664), (108, 202220), (120, 181998), (135, 161776), (144, 151665), (180, 121332), (216, 101110), (240, 90999), (270, 80888), (360, 60666), (432, 50555), (540, 40444), (720, 30333), (1080, 20222), (2160, 10111)]