67707180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{739}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 206060400

約数和(自身を除く): 138353220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 739, 1018, 1478, 1527, 2036, 2217, 2545, 2956, 3054, 3695, 4434, 4581, 5090, 6108, 6651, 7390, 7635, 8868, 9162, 10180, 11085, 13302, 14780, 15270, 18324, 22170, 22905, 26604, 30540, 33255, 44340, 45810, 66510, 91620, 133020, 376151, 752302, 1128453, 1504604, 1880755, 2256906, 3385359, 3761510, 4513812, 5642265, 6770718, 7523020, 11284530, 13541436, 16926795, 22569060, 33853590, 67707180]

約数ペア:

[(1, 67707180), (2, 33853590), (3, 22569060), (4, 16926795), (5, 13541436), (6, 11284530), (9, 7523020), (10, 6770718), (12, 5642265), (15, 4513812), (18, 3761510), (20, 3385359), (30, 2256906), (36, 1880755), (45, 1504604), (60, 1128453), (90, 752302), (180, 376151), (509, 133020), (739, 91620), (1018, 66510), (1478, 45810), (1527, 44340), (2036, 33255), (2217, 30540), (2545, 26604), (2956, 22905), (3054, 22170), (3695, 18324), (4434, 15270), (4581, 14780), (5090, 13302), (6108, 11085), (6651, 10180), (7390, 9162), (7635, 8868)]