1276260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 3628800

約数和(自身を除く): 2352540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 239, 267, 356, 445, 478, 534, 717, 890, 956, 1068, 1195, 1335, 1434, 1780, 2390, 2670, 2868, 3585, 4780, 5340, 7170, 14340, 21271, 42542, 63813, 85084, 106355, 127626, 212710, 255252, 319065, 425420, 638130, 1276260]

約数ペア:

[(1, 1276260), (2, 638130), (3, 425420), (4, 319065), (5, 255252), (6, 212710), (10, 127626), (12, 106355), (15, 85084), (20, 63813), (30, 42542), (60, 21271), (89, 14340), (178, 7170), (239, 5340), (267, 4780), (356, 3585), (445, 2868), (478, 2670), (534, 2390), (717, 1780), (890, 1434), (956, 1335), (1068, 1195)]