15437340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 47239920

約数和(自身を除く): 31802580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 617, 695, 834, 1234, 1251, 1390, 1668, 1851, 2085, 2468, 2502, 2780, 3085, 3702, 4170, 5004, 5553, 6170, 6255, 7404, 8340, 9255, 11106, 12340, 12510, 18510, 22212, 25020, 27765, 37020, 55530, 85763, 111060, 171526, 257289, 343052, 428815, 514578, 771867, 857630, 1029156, 1286445, 1543734, 1715260, 2572890, 3087468, 3859335, 5145780, 7718670, 15437340]

約数ペア:

[(1, 15437340), (2, 7718670), (3, 5145780), (4, 3859335), (5, 3087468), (6, 2572890), (9, 1715260), (10, 1543734), (12, 1286445), (15, 1029156), (18, 857630), (20, 771867), (30, 514578), (36, 428815), (45, 343052), (60, 257289), (90, 171526), (139, 111060), (180, 85763), (278, 55530), (417, 37020), (556, 27765), (617, 25020), (695, 22212), (834, 18510), (1234, 12510), (1251, 12340), (1390, 11106), (1668, 9255), (1851, 8340), (2085, 7404), (2468, 6255), (2502, 6170), (2780, 5553), (3085, 5004), (3702, 4170)]