21023280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9733}}^1$

素因数の和:9755

約数の個数: 80

約数和(自身を含む): 72420960

約数和(自身を除く): 51397680

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, 9733, 19466, 29199, 38932, 48665, 58398, 77864, 87597, 97330, 116796, 145995, 155728, 175194, 194660, 233592, 262791, 291990, 350388, 389320, 437985, 467184, 525582, 583980, 700776, 778640, 875970, 1051164, 1167960, 1313955, 1401552, 1751940, 2102328, 2335920, 2627910, 3503880, 4204656, 5255820, 7007760, 10511640, 21023280]

約数ペア:

[(1, 21023280), (2, 10511640), (3, 7007760), (4, 5255820), (5, 4204656), (6, 3503880), (8, 2627910), (9, 2335920), (10, 2102328), (12, 1751940), (15, 1401552), (16, 1313955), (18, 1167960), (20, 1051164), (24, 875970), (27, 778640), (30, 700776), (36, 583980), (40, 525582), (45, 467184), (48, 437985), (54, 389320), (60, 350388), (72, 291990), (80, 262791), (90, 233592), (108, 194660), (120, 175194), (135, 155728), (144, 145995), (180, 116796), (216, 97330), (240, 87597), (270, 77864), (360, 58398), (432, 48665), (540, 38932), (720, 29199), (1080, 19466), (2160, 9733)]