68127660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1217}}^1$

素因数の和:1543

約数の個数: 72

約数和(自身を含む): 207488736

約数和(自身を除く): 139361076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1217, 1244, 1555, 1866, 2434, 2799, 3110, 3651, 3732, 4665, 4868, 5598, 6085, 6220, 7302, 9330, 10953, 11196, 12170, 13995, 14604, 18255, 18660, 21906, 24340, 27990, 36510, 43812, 54765, 55980, 73020, 109530, 219060, 378487, 756974, 1135461, 1513948, 1892435, 2270922, 3406383, 3784870, 4541844, 5677305, 6812766, 7569740, 11354610, 13625532, 17031915, 22709220, 34063830, 68127660]

約数ペア:

[(1, 68127660), (2, 34063830), (3, 22709220), (4, 17031915), (5, 13625532), (6, 11354610), (9, 7569740), (10, 6812766), (12, 5677305), (15, 4541844), (18, 3784870), (20, 3406383), (30, 2270922), (36, 1892435), (45, 1513948), (60, 1135461), (90, 756974), (180, 378487), (311, 219060), (622, 109530), (933, 73020), (1217, 55980), (1244, 54765), (1555, 43812), (1866, 36510), (2434, 27990), (2799, 24340), (3110, 21906), (3651, 18660), (3732, 18255), (4665, 14604), (4868, 13995), (5598, 12170), (6085, 11196), (6220, 10953), (7302, 9330)]