78240420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{593}}^1\times {\mathrm{733}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 238053816

約数和(自身を除く): 159813396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 593, 733, 1186, 1466, 1779, 2199, 2372, 2932, 2965, 3558, 3665, 4398, 5337, 5930, 6597, 7116, 7330, 8796, 8895, 10674, 10995, 11860, 13194, 14660, 17790, 21348, 21990, 26388, 26685, 32985, 35580, 43980, 53370, 65970, 106740, 131940, 434669, 869338, 1304007, 1738676, 2173345, 2608014, 3912021, 4346690, 5216028, 6520035, 7824042, 8693380, 13040070, 15648084, 19560105, 26080140, 39120210, 78240420]

約数ペア:

[(1, 78240420), (2, 39120210), (3, 26080140), (4, 19560105), (5, 15648084), (6, 13040070), (9, 8693380), (10, 7824042), (12, 6520035), (15, 5216028), (18, 4346690), (20, 3912021), (30, 2608014), (36, 2173345), (45, 1738676), (60, 1304007), (90, 869338), (180, 434669), (593, 131940), (733, 106740), (1186, 65970), (1466, 53370), (1779, 43980), (2199, 35580), (2372, 32985), (2932, 26685), (2965, 26388), (3558, 21990), (3665, 21348), (4398, 17790), (5337, 14660), (5930, 13194), (6597, 11860), (7116, 10995), (7330, 10674), (8796, 8895)]