2552520

素因数分解:

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

素因数の和:342

約数の個数: 64

約数和(自身を含む): 7776000

約数和(自身を除く): 5223480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 239, 267, 356, 445, 478, 534, 712, 717, 890, 956, 1068, 1195, 1335, 1434, 1780, 1912, 2136, 2390, 2670, 2868, 3560, 3585, 4780, 5340, 5736, 7170, 9560, 10680, 14340, 21271, 28680, 42542, 63813, 85084, 106355, 127626, 170168, 212710, 255252, 319065, 425420, 510504, 638130, 850840, 1276260, 2552520]

約数ペア:

[(1, 2552520), (2, 1276260), (3, 850840), (4, 638130), (5, 510504), (6, 425420), (8, 319065), (10, 255252), (12, 212710), (15, 170168), (20, 127626), (24, 106355), (30, 85084), (40, 63813), (60, 42542), (89, 28680), (120, 21271), (178, 14340), (239, 10680), (267, 9560), (356, 7170), (445, 5736), (478, 5340), (534, 4780), (712, 3585), (717, 3560), (890, 2868), (956, 2670), (1068, 2390), (1195, 2136), (1335, 1912), (1434, 1780)]