1379968140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{258421}}^1$

素因数の和:258522

約数の個数: 48

約数和(自身を含む): 3907340640

約数和(自身を除く): 2527372500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 258421, 516842, 775263, 1033684, 1292105, 1550526, 2584210, 3101052, 3876315, 5168420, 7752630, 15505260, 22999469, 45998938, 68998407, 91997876, 114997345, 137996814, 229994690, 275993628, 344992035, 459989380, 689984070, 1379968140]

約数ペア:

[(1, 1379968140), (2, 689984070), (3, 459989380), (4, 344992035), (5, 275993628), (6, 229994690), (10, 137996814), (12, 114997345), (15, 91997876), (20, 68998407), (30, 45998938), (60, 22999469), (89, 15505260), (178, 7752630), (267, 5168420), (356, 3876315), (445, 3101052), (534, 2584210), (890, 1550526), (1068, 1292105), (1335, 1033684), (1780, 775263), (2670, 516842), (5340, 258421)]