69480540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2777}}^1$

素因数の和:2931

約数の個数: 72

約数和(自身を含む): 212350320

約数和(自身を除く): 142869780

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, 2777, 2780, 4170, 5004, 5554, 6255, 8331, 8340, 11108, 12510, 13885, 16662, 24993, 25020, 27770, 33324, 41655, 49986, 55540, 83310, 99972, 124965, 166620, 249930, 386003, 499860, 772006, 1158009, 1544012, 1930015, 2316018, 3474027, 3860030, 4632036, 5790045, 6948054, 7720060, 11580090, 13896108, 17370135, 23160180, 34740270, 69480540]

約数ペア:

[(1, 69480540), (2, 34740270), (3, 23160180), (4, 17370135), (5, 13896108), (6, 11580090), (9, 7720060), (10, 6948054), (12, 5790045), (15, 4632036), (18, 3860030), (20, 3474027), (30, 2316018), (36, 1930015), (45, 1544012), (60, 1158009), (90, 772006), (139, 499860), (180, 386003), (278, 249930), (417, 166620), (556, 124965), (695, 99972), (834, 83310), (1251, 55540), (1390, 49986), (1668, 41655), (2085, 33324), (2502, 27770), (2777, 25020), (2780, 24993), (4170, 16662), (5004, 13885), (5554, 12510), (6255, 11108), (8331, 8340)]