27221580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3517}}^1$

素因数の和:3575

約数の個数: 72

約数和(自身を含む): 84516432

約数和(自身を除く): 57294852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3517, 3870, 7034, 7740, 10551, 14068, 17585, 21102, 31653, 35170, 42204, 52755, 63306, 70340, 105510, 126612, 151231, 158265, 211020, 302462, 316530, 453693, 604924, 633060, 756155, 907386, 1361079, 1512310, 1814772, 2268465, 2722158, 3024620, 4536930, 5444316, 6805395, 9073860, 13610790, 27221580]

約数ペア:

[(1, 27221580), (2, 13610790), (3, 9073860), (4, 6805395), (5, 5444316), (6, 4536930), (9, 3024620), (10, 2722158), (12, 2268465), (15, 1814772), (18, 1512310), (20, 1361079), (30, 907386), (36, 756155), (43, 633060), (45, 604924), (60, 453693), (86, 316530), (90, 302462), (129, 211020), (172, 158265), (180, 151231), (215, 126612), (258, 105510), (387, 70340), (430, 63306), (516, 52755), (645, 42204), (774, 35170), (860, 31653), (1290, 21102), (1548, 17585), (1935, 14068), (2580, 10551), (3517, 7740), (3870, 7034)]