198483660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7933}}^1$

素因数の和:8087

約数の個数: 72

約数和(自身を含む): 606474960

約数和(自身を除く): 407991300

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, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 7933, 8340, 12510, 15866, 23799, 25020, 31732, 39665, 47598, 71397, 79330, 95196, 118995, 142794, 158660, 237990, 285588, 356985, 475980, 713970, 1102687, 1427940, 2205374, 3308061, 4410748, 5513435, 6616122, 9924183, 11026870, 13232244, 16540305, 19848366, 22053740, 33080610, 39696732, 49620915, 66161220, 99241830, 198483660]

約数ペア:

[(1, 198483660), (2, 99241830), (3, 66161220), (4, 49620915), (5, 39696732), (6, 33080610), (9, 22053740), (10, 19848366), (12, 16540305), (15, 13232244), (18, 11026870), (20, 9924183), (30, 6616122), (36, 5513435), (45, 4410748), (60, 3308061), (90, 2205374), (139, 1427940), (180, 1102687), (278, 713970), (417, 475980), (556, 356985), (695, 285588), (834, 237990), (1251, 158660), (1390, 142794), (1668, 118995), (2085, 95196), (2502, 79330), (2780, 71397), (4170, 47598), (5004, 39665), (6255, 31732), (7933, 25020), (8340, 23799), (12510, 15866)]